Insomnia; and Other Disorders of Sleep

by Henry M. Lyman

INDEX.

Acids, [71]
hydrobromic, [88]
hydrochloric, [72]
hydrocyanic, [100]
hydrocyanic, in gastric disease, [103]
lactic, [72]
nitric, [72]
nitro-muriatic, in hepatic insomnia, [103]
phosphoric, [72]
Aconite, [63], [93], [100]
Africa, maladie du sommeil of, [30]
winds from the deserts of, effect of, [46]
Africans, habits of, regarding sleep, [40]
victims of the maladie du sommeil, [30]
Alcohol, [76]
effect of, upon the brain, [54]
in angina pectoris, [99]
in asthma, [101]
in chorea, [110]
in dyspepsia, [103]
in fever, [105]
in hepatic diseases, [102]
Allen, Prof. J. Adams, case of somnambulism observed by, [185]
Allix, observations of, regarding bodily temperature in sleep, [7]
Allix and Hohl, observations of, regarding the pulse in sleep, [6]
Aloetic purgatives in insanity, [94]
Ammonia, in fever, [105]
Amyl nitrite, [84]
in angina pectoris, [99]
in asthma, [101]
Anæmia of the brain, [53]
Anæsthetics, [75]
Angelic visitors, delusions regarding, [129]
Angina pectoris, [99]
Anti-spasmodic effects of belladonna, [69]
Apparent death, [34]
crucial test of, [35]
Arabia, effects of wind from the deserts of, [46]
Arago, observations of, regarding atmospheric electricity, [46]
Arsenic, in asthma, [101]
Atropia, [69]
Atropine, use of, with opiates, [87]
Artificial sleep, effect of, upon the process of oxidation, [9]
mode of production of, [22]
Artificial somnambulism, [214]
cataleptic form of, [219]
lethargic form of, [220]
recollection of the events of, [227]
somnambulic form of, [222]
three varieties of, [219]
Assafœtida, use of, in insomnia, [110]
Assimilation, rate of, in sleep, [5]
Association of ideas, cessation of, in sleep, [3]
effect of, [123]
Asphyxia, [100]
Asthma, insomnia caused by, [101]
relieved by atropine, [69]
relieved by chloroform, [82]
relieved by ether, [82]
relieved by iodide of potassium, [110]
relieved by lobelia, [71]
relieved by stramonium, [71]
relieved by tobacco, [71]
Atmospheric electricity, effects of, [46]
Australia, effect of winds from the deserts of, [46]
Azam, a case of somnambulic life observed by, [208]
Bachelder, Dr. G. H., observations of, on the maladie du sommeil, [32]
Baillarger, hallucination excited by dreaming, [126]
Ball and Chambard, classification of the varieties of somnambulism, [169]
Baths, use of, as nervous stimulants, [60]
cold, [73], [95]
in fever, [104]
in insomnia, [112]
in scarlet fever, [76]
shower, [95]
warm, [94]
Bartholow, on the use of phosphorus, [71]
Beard and Rockwell, on the use of electricity, [62]
Beer, effect of, [76]
Belladonna, [69], [100]
use of, in asthma, [101]
use of, in fever, [104]
use of, in hepatic diseases, [102]
Bismuth, use of, in gastric diseases, [103]

Bladder, insomnia in irritability of, [90]
Blisters, use of, in rheumatism, [106]
Blood, control of its circulation by the nervous system, [26]
Bombardment, sleep during, [1]
Boussingault, experiments of, on the process of oxidation in the tissues, [9]
observations of, on respiration in sleep, [6]
observations of, regarding the bodily temperature in sleep, [7]
Brain, consequences of inordinate excitability of, [159], [161]
exalted receptivity of, during the waking state, [150]
exalted susceptibility of, in sleep and dreaming, [144], [150]
the, its division into separate mechanisms, [13]
the, a reservoir of sensory impressions, [124]
Brandy, use of, in wakefulness, [77]
Bromide of potassium, use of, in insanity, [95]
of sodium, use of, in chronic alcoholism, [97]
of sodium, use of, in delirium tremens, [98]
Bromides, the, [88]
use of, in convulsions, [110]
use of, in delirium, [77]
use of, in fever, [104]
use of, in night terrors, [112]
use of, in pregnancy, and after parturition, [109]
use of, with chloral and morphia, [86]
Brooke, Lieut. J. M., observations of, regarding hypnotic clairvoyance, [224]
Bronchitis, insomnia caused by, [100]
insomnia of, relieved with paraldehyde, [80]
Brunton, Dr. T. Lauder, his theory of counter-irritation, [62]
Butylchloral hydrate, [83]
Buschick, experience of, in waking before earthquakes, [144]
Caffeine, effect of, upon the brain, [54]
Camphor, [67]
use of, in asphyxia, [100]
use of, in fevers, [105]
use of, in the insomnia of cachexia, [108]
use of, after parturition, [109]
Cannabin, [69]
Cannabin tannate, [68]
Cannabis indica, [68]
anti-aphrodisiac effect of, [69]
use of, in delirium tremens, [98]
use of, in fever, [104]
use of, in insanity, [96], [97]
use of, in pregnancy, [109]
use of, as a substitute for hyoscyamus, [113]
Cantharides, [63]
Capsicum, [63]
Capsicum, use of, in the insomnia of delirium tremens, [77], [98]
Carbolic acid, vapor of, for relief of cough, [100]
Carbon, oxidation of, during sleep, [7]
Carbonic acid gas, discharge of, during sleep, [9]
Cardiac debility, use of butylchloral in, [83]
Cardiac disease, insomnia of, treated with paraldehyde, [80]
treated with digitalis, [66]
Cardiac dyspnœa, relieved with opiates, [87], [98]
Cardiac neuralgia, [99]
Carotid arteries, compression of, for relief of insomnia, [25], [27], [57]
Cataleptic form of artificial somnambulism, [219]
Catarrh, nasal, effect of sleep upon, [8]
Caton, Judge John D., on the difficulty of sleep during the continuous daylight of summer in Norway, [40]
Cerebral activity, effect of, upon bodily temperature, [8]
Cerebral anæmia and its cause during sleep, [25], [28]
use of phosphorus for, [71]
Cerebral circulation, dependence of consciousness upon, [25], [27]
during sleep, observations upon, by Professor Mosso, [26]
Cerebral exhaustion, benefited by the use of phosphorus, [71]
in fever, [105]
Cerebral hyperæmia, effects of, [145]
insomnia of, treatment with paraldehyde, [80]
Cerebral irritation in cachectic states, [108]
Cerebro-spinal meningitis, use of opiates in, [93]
Cerebro-spinal weakness, [110]
Change of life, use of valerian during, [68]
Chicago, embarkation from, [45]
the great fire in, [40]
Child-birth, insomnia after, [81]
Chloral, [82]
Chloral hydrate, influence of, upon oxidation in the tissues, [9]
association of, with morphia and bromides, [86]
use of, in angina pectoris, [99]
use of, in asthma, [101]
use of, in cachexias with insomnia, [109]
use of, in chorea, [110]
use of, in chronic alcoholism, [97]
use of, in delirium tremens, [98]
use of, in fevers, [104]
use of, in hepatic diseases, [102]
use of, in insanity, [95]
use of, in meningitis, [94]
use of, in night terrors, [112]
use of, in respiratory diseases, [100]
Chlorodyne, [82]
use of, in syphilitic neuralgia, [107]
Chloroform, [81]
use of, in asthma, [101]
use of, in convulsions, [110]
spirit of, in the treatment of fevers, [105]
Chossat, observations of, on the temperature of pigeons, [7]
Circulation of blood, its regulation by the nervous system, [26]
disorders of, [52]
modified by counter-irritation, [63]
state of, during sleep, [6]
Clairvoyance, hypothetical explanation of, [148]
in dreams, [146], [148], [149]
in dreaming, and in natural somnambulism, [226]
in the hypnotic state, [224]
Clark, observations of, on the sleeping dropsy, [30]
Codeia, [85]
Codeine, [88]
Coffee, effects of, upon the brain, [54]
Cold, a nervous sedative, [73]
Cold baths, [73]
Cold, excessive, a cause of stupor, [47]
Colic, uterine, relief of, [81]
Color-blindness, effect of hypnotism upon, [223]
Coma, [32]
Coniine, [91]
Conium, [90], [95]
Consciousness, duration of the sensations required for its excitement, [23]
state of, during sleep, [14]
Convulsions, excited by compression of the carotid arteries, [27]
treatment of, [110]
Cough, spasmodic, treatment with spirit of chloroform, [82]
Counter irritants, [62]
Croton oil, [63]
Cups, counter irritation with, [63], [93]
Curci, observations of, regarding belladonna, [69]
regarding morphia, [85]
Cutaneous disorders, causes of insomnia, [55]
DaCosta, on lithæmia, [106]
Darkness, favorable to sleep, [18]
Day and night, alternation of, a cause of sleep, [17]
Death, apparent, [34]
test of, [35]
Degeneration of the brain, [55]
Demme, observations of, on bodily temperature in sleep, [7]
Delirium, [54]
excited by hyoscyamus, [70]
excited by stramonium, [71]
of exhaustion, [77]
treatment of, with musk, [67]
Delirium tremens, treatment of, with alcohol, [77]
with bromides, [89]
with capsicum, [77]
with chloral, [82]
with digitalis, [67]
Delusions, caused by dreams, [128]
Depressing emotions, a cause of sleep, [19]
Diagram, illustrating the stages of sleep, [4]
the varieties of somnambulism, [172]
Digitalis, indirectly hypnotic effect of, [66]
treatment of delirium tremens with, [98]
Diminution of energy, represented by sleepiness, [2]
Disease and dissolution, revival of memory in, [165]
Dover’s powder, [67], [100], [104], [110], [112]
Double consciousness, [204], [206]
Dreams, [116]
analysis of, [133]
at the moment of waking, [14]
brevity of, [15]
causes of, [118]
cause of special vividness of, [134]
clairvoyant, [146], [148], [149]
coherence of, [131]
definition of, [120]
dependence of, upon partial sleep of the brain, [11]
duration of, [135]
excited by gustatory sensation, [43], [125], [130]
by heat, [43]
by painful diseases, [141]
by sensory impressions during sleep, [29]
by sounds, [41]
incoherence of, [133]
intellectual combinations in, [131]
mode of their production, [124]
primitive belief in the divine origin of, [160]
prophetic, [142], [143]
recollection of, [140]
relation of, to depth of sleep, [4]
relation of, to waking hallucinations, [126]
resemblance of, to the mental processes of insanity, [133]
revival of memory in, [162]
somnambulic, [178]
state of volition during, [141]
suggested by external impulses, [125], [130]
theory of, [116]
waking, [123]
Dropsy, treatment of, with digitalis, [66]
Dumontpallier, case of self-hypnotism related by, [219]
Duration of sleep, [110]
Dyspnœa, cardiac, [98]
treatment of, with digitalis, [66]
Dyspeptic insomnia, [104]
East Indies, climate of, a cause of insomnia, [44]
Eggs, as an article of food, [66]
Electrical test of apparent death, [35]
Electricity, atmospheric, [46]
use of, [62], [63]

Emphysema, insomnia of, relieved with paraldehyde, [80]
Energy, diminution of, represented by sleepiness, [2]
renewal of, by sleep, [5]
Epilepsy, double consciousness in, [205]
Ether, hypnotic effect of, [81]
inhalation of, [98]
use of, in asthma, [101]
use of, in convulsions, [110]
use of, in irritative cough, [100]
Ether, compound spirit of, [81]
use of, in delirium tremens, [98]
use of, in hepatic diseases, [102]
Excrementitious substances, causes of insomnia, [55]
Exhaustion, a cause of sleep, [19]
relief of with alcoholic stimulants, [76]
states of, [64]
use of musk in, [68]
Exner, experiments of, to test the possibility of dreamless sleep, [14]
Eye, state of its secretions during sleep, [8]
Facial neuralgia, treatment of, with butylchloral, [83]
Fainting, a counterfeit of sleep, [25]
Fatigue, a cause of sleep, [19]
Fatigue theory of sleep, [20]
Fevers, eruptive, treatment of with musk, [68]
infective, [57]
typhoid, [57]
treatment of with cold baths, [73]
Flaxseed tea, [100]
Florida, climate of, in insomnia, [114]
Fonssagrives, observations of, regarding atmospheric electricity and insomnia, [46]
Food, lack of, a cause of insomnia, [63]
Foot-baths, hot, in the treatment of insomnia, [93], [94]
Force, fluctuations of, [15]
kinetic, [15]
potential, [15]
Frank, J. P., case of somnambulism related by, [195]
Functional nervous disorders, treatment of with hypnotism, [229]
Gairdner, W. T., case of somnambulic lethargy reported by, [174]
Gastro-intestinal glands, state of their secretions during sleep, [8]
Gelsemium, [90]
treatment of fever with, [104]
use of, in the wakefulness of children, [112]
Generation of ideas, relation of, to molecular movements in the brain, [24]
Grasset, case of somnambulism related by, [177]
Guérin, observations of, on the maladie du sommeil, [30]
Guiana, delusions among the Indians of, founded upon dreams, [128]
travels in, [42]
Guy, observations of, regarding the pulse in sleep, [7]
Hallucination, case of, related by Dr. E. H. Clarke, [156]
experienced by Sir Edmund Hornby, [150]
production of, by drugs, [120]
sometimes excited by dreams, [126], [150]
Hamilton, Sir William, experiments of, on the possibility of dreamless sleep, [14]
Hasheesh, visions excited by, [120]
Hayes, Dr. P. S., case of lucid lethargy reported by, [35]
Headache, [54]
Hearing, persistence of during sleep, [41]
sense of, during sleep, [11]
Heart, pulsation of, in sleep, [6]
Heat, a cause of insomnia, [44]
a nervous stimulant, [59]
effects of excessive, [47]
liberation of, during sleep, [9]
Heidenhain, observations of, on hypnotism, [214]
Helmholtz, observations of, on liberation of heat during sleep, [9]
Hemicrania, treatment of, with butylchloral, [83]
Henneberg, experiments of, on oxidation in the tissues, [9]
Hibernation, phenomena of, [48]
Hoffmann’s anodyne, [81]
Hohl and Allix, observations of, on the pulse in sleep, [6]
Holland, Sir Henry, observations of, regarding the loss of memory during exhaustion, [209]
Hops, [90]
treatment of chronic alcoholism with, [97]
Hornby, Sir Edmund, experience of hallucination, [150]
Horsford’s Acid Phosphate, [72]
Horvath, observations of, on the temperature of hibernating marmots, [8]
Hunger, [2]
Hydrobromic acid, [88]
Hydrochloric acid, useful in atonic dyspepsia, [72]
Hydrocyanic acid, [100]
in gastric diseases, [103]
Hyosciamia, [70], [96]
Hyosciamine, [70]
Hyoscyamus, [70]
use of, after parturition, [109]

use of, in asthma, [101]
use of, in fever, [104]
use of, in hepatic diseases, [102]
use of, in insanity, [96]
use of, in insomnia of children, [112]
use of, in renal diseases, [102]
Hyperæmia of the brain, [52], [54], [110]
Hypnagogic hallucinations, [3], [4]
Hypnagogic state, [2]
Hypnotic sleep, duration of, [217]
Hypnotic sleep, clairvoyance in, [224]
condition of the special senses in, [223]
conditions favorable to, [214]
exaltation of the imitative faculty during, [227]
methods of inducing, [215]
perception during, [149]
Hypnotism, [214]
likeness of, to somnambulism, [203]
observations of Braid, [214], [229]
observations of Charcot, [214], [219], [221]
observations of Cohn, [223]
observations of De Watteville, [229]
observations of Dumontpallier, [219], [221]
observations of Fischer, [150], [227]
observations of Harting, [215]
observations of Heidenhain, [214], [215], [216], [222]
observations of Milne-Edwards, [215]
observations of Rieger, [229]
observations of Wiehe, [229]
receptivity of the brain to suggestions during, [226]
suggestion of ideas during, [226]
therapeutical use of, [228]
Hysteria, a cause of double consciousness, [205]
Hysterical excitement, treatment of, [68]
Ice-cap, in the treatment of acute affections of the brain, [93]
Iceland moss, for the relief of cough, [100]
Ideas, their dependence upon molecular movements in the brain, [24]
Illusions, excited by disease and by drugs, [120], [122]
Imagination, persistence of, in sleep, [3]
Imitative faculties, exaltation of, in hypnotic states, [227]
Immermann, on cold baths, [73]
Impulses to violence during somnambulism, [193]
Im Thurn, Everard F., on dreams among the Indians of Guiana, [128]
Indians, of Guiana, magic practices among, [42]
Inflammations affecting the brain, [54]
Inhalations, medicated, [100]
Injuries of the brain, [55]
Insanity, [54], [57], [70], [133]
Insomnia, [38]
Insomnia, causes of, [39]
caused by aortic obstruction, [84]
caused by asthma, [101]
caused by cardiac disorders, [51]
caused by cold, [47]
caused by contagia of animal origin, [55]
caused by cutaneous disorders, [49], [55]
caused by dyspepsia, [51]
caused by electrical disturbances, [46]
caused by excrementitious substances, [55]
caused by fatigue, [78]
caused by heat, [44], [46]
caused by heat and humidity, [44]
caused by icterus, [49]
caused by inflammations, [50]
caused by insects, [49]
caused by itching in myelitis, [49]
caused by itch-mite, [49]
caused by light, [39]
caused by malaria, [72]
caused by meningitis, [50]
caused by miasms, [55]
caused by morbid states of the central nervous organs, [51]
caused by neuralgia, [50]
caused by neuritis, [50]
caused by neuromata, [50]
caused by oxaluria, [72]
caused by pain, [49]
caused by parasites, [49]
caused by periostitis, [50]
caused by phosphatic diathesis, [72]
caused by pneumogastric disorder, [51]
caused by poisons, [55]
caused by products of putrefaction, [55]
caused by respiratory disorders, [51]
caused by rheumatic diathesis, [72]
caused by sounds, [41]
caused by smells, [42]
caused by stramonium, [71]
caused by sympathetic nerve disorder, [50]
Insomnia, occurrence of, after childbirth, [81]
occurrence of, after parturition, [109]
occurrence of, during acute affections of the brain, [92]
occurrence of, during bronchitis, [80]
occurrence of, during cardiac diseases, [66], [80], [87]
occurrence of, during change of life in women, [84]
occurrence of, during childhood, [110]
occurrence of, during chorea, [110]
occurrence of, during chronic alcoholism, [97]
occurrence of, during chronic phthisis, [84]
occurrence of, during delirium tremens, [87], [90], [97]
occurrence of, during diseases of the heart and blood-vessels, [98]
occurrence of, during diseases of the liver, [102]
occurrence of, during diseases of the respiratory organs, [99]
occurrence of, during disorders of nutrition, [107]
occurrence of, during dysmenorrhœa, [84]
occurrence of, during emphysema, [80]
occurrence of, during febrile conditions and fevers, [87], [104]
occurrence of, during gastric and intestinal disorders, [87], [103]
occurrence of, during gout and rheumatism, [103], [107]
occurrence of, during headache, [84]
occurrence of, during hysteria, [81], [89]
occurrence of, during insanity, [94]
occurrence of, during irritability of the bladder, [90]
occurrence of, during irritability of the sexual organs, [90]
occurrence of, during irritative dyspepsia, [90]
occurrence of, during jaundice, [80]
occurrence of, during lithæmia, [106], [107]
occurrence of, during mania, [87], [89], [90]
occurrence of, during melancholia, [96]
occurrence of, during mental exhaustion, [89]
occurrence of, during nervous disorders, [80]
occurrence of, during neuralgia, [84]
occurrence of, during old age, [78], [113]
occurrence of, during opium habit, [84]
occurrence of, during paretic dementia, [96]
occurrence of, during phthisis, [80], [87]
occurrence of, during pregnancy, [89], [109]
occurrence of, during the puerperal state, [89]
occurrence of, during renal diseases, [101]
occurrence of, during rheumatism and gout, [105], [107]
occurrence of, during sexual excitement, [89]
occurrence of, during spasmodic diseases, [109]
occurrence of, during states of exhaustion, [67]
occurrence of, during syphilis, [106], [107]
Insomnia, relation of, to states of the cerebral circulation, [57]
relief of, by compression of the carotid arteries, [25]
Iodide of potassium, treatment of asthma with, [110]
Ipecac, treatment of asthma with, [101]
Irritability of the brain, [53], [54]
Itching of eczema, relieved with cannabis indica, [69]
Jacobi, A., on wakefulness of children, [111]
Japanese, use of massage among, [61]
Jaundice, insomnia of, treatment with paraldehyde, [80]
Jessen, case of hallucination caused by dreaming, [127]
Joseph, St., dreams of, [142], [160]
Judgment, suspension of, during sleep, [3]
Kohlschütter, experiments of, to measure the depth of sleep, [16]
Koumiss, [64]
Lactic acid, hypnotic effects of, [72]
Lactate of sodium, hypnotic effects of, [20], [72]
Lactucarium, [88]
Latent contracture, [221]
Leeches, use of, [63], [93], [94]
Lethargic form of artificial somnambulism, [220]
Lethargy, [33]
produced by excessive cold, [48]
Lewin, observations of, on respiration during sleep, [6]
experiments of, on oxidation in the tissues, [9]
Liebermeister, experiments of, on oxidation in the tissues, [9]
Life, normal, [4]
possibility of intermissions in its active manifestation, [15]
Light, interference of, with sleep, [40], [41]
Liquors, effects of, [76]
Lithæmia, a cause of insomnia, [106]
Lithium bromide, [88]
Lobelia, anti-spasmodic effects of, [71], [101]
Lomi-lomi, [61]
Lucid lethargy, [35]
contrasted with somnambulic lethargy, [176]
Lupulin, [90]
Macario, case of somnambulism, reported by, [192]
Mackinac, voyage to, [45]
Macnish, case of somnambulic life, reported by, [206]
Maladie du sommeil, [30]
Malaria, treatment of insomnia, caused by, [72]
Mania, use of chloral in, [82]
Marmot, hibernation of, [48]
temperature of, during hibernation, [8]
Massage, [60], [109]
Matter and mind, communication between, [22]
Maury, A., classification of the varieties of somnambulism, [168]
experience of, with table-rapping, [228]
theory of, regarding forgetfulness of the events of somnambulism, [211]
Measles, use of baths in, [74]
Meat juice, [66]
Memory, effect of physical exhaustion, [209]
exaltation of, in somnambulism, [187]
persistence of, in sleep, [3]
relation of, to phenomena of somnambulism, [192]
revival of, during disease and dissolution, [165]
revival of, during dreaming, [162]
Meningitis, [54], [57]
Mental activity during sleep, [14]
Mesnet, case of somnambulism related by, [196]
Metaphysical healing, [229]
Michigan, Lake, voyage upon, [45]
Northern, summer climate of, favorable to sleep, [45]
Milk, peptonized, [64]
Mind and matter, communication between, [22]
alternate states of action and repose, [15]
sleep of, [15]
state of, during sleep, [14]

Mind-reading, [218], [227]
Minnesota, summer climate of, favorable to sleep, [45]
Mitchell, S. Weir, observations of, regarding effect of variable barometric pressure, [47]
Molecular movement, its relation to the generation of ideas, [24]
Moral responsibility in somnambulism, [203]
Morphia, [97], [98], [100], [101]
Morphine, influence of, on oxidation in the tissues, [10]
Mosso, Professor, on the circulation of blood during sleep, [26]
on respiration during sleep, [5]
Mouth, condition of, during sleep, [8]
Muscles, effect of sleep upon, [12]
fibrillary twitching of, during sleep, [3]
Muscle-reading, [218]
Musk, [67], [100], [105]
Mustard, [63]
Nasal catarrh, state of secretion during sleep, [8]
Narcotic stupor, [29]
Nerves, of common sensation, affections of, [39], [49]
pneumogastric, [51]
sympathetic, affections of, causes of insomnia, [50]
Nervous disorders, insomnia of, relieved with paraldehyde, [80]
hypnotic treatment of, [229]
Nervous irritation, effect of, on tissue change, [10]
sedatives, [58], [59]
stimulants, [58], [59]
system, its control over the circulatory apparatus, [26]
Neuralgia, cardiac, [99]
treatment of, with alcohol, [77]
treatment of, with belladonna, [69]
treatment of, with preparations of valerian, [68]
Neurasthenic patients, [66]
New Providence, climate of, beneficial in insomnia, [114]
Night and day, alternation of, a cause of sleep, [17]
Night terrors, [179]
treatment of, [89], [112]
Nitric acid, [72]
Noctambulism, [169]
Noise, sleep prevented by, [41]
North China Herald, criticism of Sir E. Hornby’s narrative, [155]
Norway, difficulty of sleeping during the summer, [40]
Nutrition, effect of sleep upon, [5], [9]
disorders of, [52]
Obersteiner, his theory of sleep, [20]
Odors, effect of, upon sleep, [11]
Old age, decline of life in, [113]
Omphaloscopy, [217]
Opium and opiates, [84], [98]
Opiates, use of, in treatment of cachexias, [108]
use of, in treatment of fever, [104], [105]
use of, in treatment of gastric disease, [103]
use of, in treatment of insanity, [96]
use of, in treatment of renal diseases, [102]
use of, in treatment of rheumatism, [105]
Oxaluria, insomnia caused by, [72]
Oxygen, absorption of, during sleep, [9]
Ozone, use of, in the treatment of asthma, [101]
Pacific Islanders, habits of, regarding sleep in the daytime, [40]
use of massage among, [61]
Pain, a cause of sleep, [19]
Paraldehyde, [79], [95], [97], [108]
Paregoric, [100]
Perception, effect of, upon nervous tissue, [10]
duration of, necessary to arouse consciousness, [23]
range of, circumscribed by sleep, [12]
transfer of, in telepathy and hypnotism, [217]
Percussion, [61]
Perspiration, secretion of, during sleep, [9]
Pettenkofer, experiments of, on oxidation in the tissues, [9]
experiments of, on respiration in sleep, [6]
Pettenkofer and Voit, on tissue changes, [10]
Pflüger, hypothesis of, regarding the cause of sleep, [21]
Phosphatic diathesis, a cause of insomnia, [72]
Phosphoric acid, [72]
Phosphorus, [71]
Phthisis, cough of, relieved with lactucarium, [88]
insomnia of, relieved with paraldehyde, [80]
treatment of, with opiates, [87]
Physiological activity, reduction of, during sleep, [5]
Physiological cause of somnambulism, [180]
Planchette-writing, [228]
Pleuritic pain, [99]
Pneumogastric nerves, insomnia caused by affections of, [51]
Pneumonia, [68], [100]
Porter, effects of, [76]
Potassium bromide, [88]
Preyer, his theory of sleep, [20]
Psychical Research, Society for, investigations by, [149], [217]
Pulse, state of, during sleep, [6]
Punkah, use of, to promote sleep, [44]
Quetelet, observations of, on respiration during sleep, [5]
Quinine and opium, use of, in fever, [104]

Reasoning powers, arrest of, during sleep, [3]
Recollection of the events of artificial somnambulism, [227]
of the events of natural somnambulism, [188]
Reflex movements during sleep, [12]
Refrigeration, threefold effect of, [49]
Relation between molecular movement and the generation of ideas, [24]
Respiration during sleep, [5]
Revelation through dreams, [160]
Revery, nature of, [120]
Rheumatic diathesis, a cause of insomnia, [72]
Rosenthal, observations of, regarding lethargy, [33], [34]
observations regarding apparent death, [35]
Rush, Dr., observations of, on the revival of memory in dissolution, [165]
Sailors, sleeping during a bombardment, [1]
Sailor-boy, sleeping on a mast, [1]
Salicylic acid, treatment of rheumatism with, [106]
Saliva, secretion of, during sleep, [8]
Samuel the prophet, dream of, [129]
Sandwich Islands, climate of, for relief of insomnia, [114]
Scarlet fever, treatment of, with baths, [74], [75]
Scharling, observations of, regarding bodily temperature during sleep, [7]
experiments of, on oxidation in the tissues, [9]
Screaming fits of children, [112]
Secretion, state of, during sleep, [8]
Sedatives, nervous, [59], [73]
Self-hypnotism, [219]
Sensory excitement, effect of, upon the cerebral circulation, [27], [28]
Sensory organs, condition of, during somnambulism, [191]
Sexual organs, irritability of, [90]
Shampooing, [61]
Simon, P. Max, case of somnambulism related by, [182]
dream related by, [142]
Sleep, affected by certain winds, [45]
artificial, mode of its production, [22]
caused by the alternation of day and night, [17]
caused by depressing emotions, [19]
caused by exhaustion, [19]
caused by fatigue, [19]
caused by painful impressions, [19]
caused by the venereal act, [19]
definition of, [1]
dreamless, [14]
duration of, [4], [110]
effects of its invasion upon the intellectual faculties, [13]
effect of, upon consciousness, [13], [14]
fatigue theory of, [20]
favored by darkness, [18]
favored by the suppression of sensation, [18]
hindered by heat, [44]
hindered by light, [39]
hindered by smells, [42]
hindered by sounds, [41]

introductory stage of, [2]
invasion of, [10], [117]
measure of its depth by the experiments of Kohlschütter, [16]
Obersteiner’s theory of, [20]
Pflüger’s hypothesis regarding the cause of, [21]
preceded by sleepiness, [2]
Preyer’s theory of, [20]
rapid induction of, in certain cases, [24]
relation between the duration of, and the average length of the night, [17]
stages of, [4]
the cause of, [29]
unequal incidence of, upon different portions of the brain, [13]
Sleep-drunkenness, [180], [181]
Sleepiness, precursive of sleep, [2]
Sleeping dropsy, [30]
Sleeplessness, causes of, [39]
Smells, abolition of sleep by, [42]
Smile, during sleep, [12]
Smith, E., experiments of, on oxidation in the tissues, [9]
Snoring, occasional interruption of sleep by, [11]
Society for Psychical Research, investigations by, [149], [217]
Sodium bromide, [88]
Somniation, [169]
Somnambulic dreams, [171], [178], [181]
recollections of, [188]
Somnambulic form of artificial somnambulism, [222]
Somnambulic lethargy, [171], [173]
contrasted with lucid lethargy, [176]
Somnambulic life, [169], [204]
a case of, [206]
a case of, related by Azam, [208]
a case of, related by Macnish, [206]
Somnambulism, [166]
artificial, [214]
case of, related by Prof. J. Adams Allen, [185]
case of, related by J. P. Frank, [195]
case of, related by Macario, [192]
case of, related by Mesnet, [196]
case of, related by P. Max Simon, [182]
causes of, [166]
condition of sensory organs during, [191]
dependence of, upon partial sleep of the brain, [11]
likeness of, to hypnotism, [203]
moral responsibility in, [203]
phenomena of, [167], [210]
physiological cause of, [180]
relation of memory with events of, [192]
varieties of, according to A. Maury, [168]
varieties of, according to Ball and Chambard, [169]
varieties of, diagrammatically exhibited, [172]
violent impulses during, [193]
Somnolence, [30]
Somnolentia, [180], [181]
Sound, effect of, to hinder sleep, [42]
effect of, to induce sleep, [42]
Spasmodic croup, [110]
Special sense organs, affections of, [39]
Special senses, condition of, during invasion of sleep, [11]
perversion of, during the hypnotic state, [223]
Spinal cord, irritability of, [110]
reflex energy of, during sleep, [3]
Spinal irritation, [62]
Spirit of chloroform, [81]
Spiritual circle, manifestations in, [227]
Stewart, Dugald, observation of, [43]
Stimulants after parturition, [109]
in fever, [105]
nervous, [59]
Stramonium, [70], [101]
Strümpell, observations of, regarding sleep produced by suppression of sensation, [18]
Strychnia, [105]
Stupor produced by excessive heat or cold, [47]
Subsultus tendinum, treatment of, with musk, [67]
Suction, involuntary, during infantile sleep, [12]
Suppression of sensation, a cause of sleep, [18]
Swedish movement cure, [61]
Sympathetic nerves, affections of, [39], [50]
Table-rapping, method of communication in, [228]
Tannate of cannabin, [68]
Tartar emetic, use of, in asthma, [101]
use of, in delirium tremens, [98]
use of, in fever, [104]
use of, with opium, [108]
Taste, relation of, to insomnia, [43]
Tea, effect of, upon the brain, [54]
Telegraphy without a wire, through water, [147]
Telepathy, investigation of, by the Society for Psychical Research, [149]
Temperature, of the body, during sleep, [7]
sense of, [43]
Thapsia, [63]
Theory of sleep, Obersteiner’s, [20]
Pflüger’s, [21]
Preyer’s, [20]
Thirst, [2]
Thompson, Sir William, his doctrine concerning a sixth sense, [43]
Tickling, effect of during sleep, [12]
Tobacco, anti-spasmodic effect of, [71], [99], [101]
Transfer of perceptions, [217]
Trousseau, observations of, on the pulse during sleep, [6]
Tuberculosis of the cerebral membranes, [55]
Tully’s Powder, [67]
Tumors of the brain, [55]
Turkish baths, [60]
Turpentine, [63]
Typhoid fever, insomnia during, [64]
treatment of, with baths, [74]
treatment of, with musk, [68]
treatment of, with Tully’s Powder, [67]
Typhus fever, treatment of, with musk, [68]
Unconsciousness, produced by compression of the carotid arteries, [27]
relation of, to modifications of the cerebral circulation, [25]
Urea, elimination of, during sleep, [9]
Urine, secretion of, during sleep, [9]
Uterine colic, [81]
Valerian, [68], [109]
Valerianate of ammonia, [68]
of zinc, [68]
Venereal act, a cause of sleep, [19]
Vierordt, observations of, on the duration of sleep, [110]
Visions, character of, [119]
of the ancient prophets, [161]
Voit, observations of, on oxidation in the tissues, [9]
on respiration during sleep, [6]
Volition, cessation of, during sleep, [3]
Wakefulness, [38]
causes of, [39]
dependence of, upon instability of cerebral protoplasm, [22]
Warburton, Rev. Canon, clairvoyant dream of, [146]
Weariness, a cause of sleep, [1]
Wharton and Stillé, on sleep-drunkenness, [181]
Whooping-cough, treatment of, with belladonna, [69]
Wind, effect of, upon sleep, [45]
Wine, effects of, [76]
use of, in the insomnia of old age, [78]
Ziemssen, von, on the use of baths, [73]

---

Footnotes:

[1] Rosenbach, Zeitschr. f. klin. med. 1881. Brain, Vol. IV, p. 138.

[2] Alfred Maury, Le Sommeil et les Rêves, Chap. IV.

[3] Hermann’s Handbuch der Physiologie, Vol. IV, Part II, p. 98.

[4] Handbuch der Kinderkrankheiten, Vol. I, p. 346.

[5] Handbuch der Physiologie, Vol. IV, Pt. II, p. 217.

[6] Op. cit., pp. 142 and 456.

[7] Dic. Encyc. des Sci. Méd., Art. Sommeil, pp. 277.

[8] Quoted by Vierordt, Handbuch der Kinderkrankheiten, Vol. I, p. 307.

[9] Dic. Encyc. des. Méd., Ie série, t. XV, p. 75.

[10] Handbuch der Kinderkrankheiten, Vol. I, p. 383.

[11] Carpenter’s Physiology, 8th edition, p. 560.

[12] Handbuch der Physiologie, Vol. II, Pt. II, p. 297.

[13] Quincke, Archiv. f. Experim. Pathol., Vol. VII, p. 115.

[14] Carpenter’s Physiology, 8th edition, p. 526, Handbuch der Kinderkrankheiten, 2d edition, Vol. I, p. 373.

[15] Dic. Encyc. des Sci. Méd., IIIe Série, Vol. X, p. 268.

[16] Handbuch der Physiologie, Vol. V, p. 142-156.

[17] Kohlschütter, Messungen der Festigkeit des Schlafes. Dissert. Leipzig, 1862, und Zeitschrift f. rat. Med., 1863. Quoted, Hermann’s Handbuch der Physiologie, Vol. II, Pt. II, p. 295.

[18] Obersteiner, Zur Theorie des Schlafes, Zeitschr. f. Psych. XXIX. Preyer, Ueber die Ursachen des Schlafes. Vortrag. Stuttgart bei Enke. 1877, und centralbl. f. d. Med. Wiss. 1875. S. 577.

[19] Theorie des Schlafes. Arch. f. d. ges. Physiol. X, 468.

[20] Artificial Anæsthesia and Anæsthetics, pp. 15-17.

[21] Carpenter’s Physiology, 8th ed., p. 852.

[22] Sulla Circolazione del Sangue nel Cervello dell’Uomo. Abstract in Brain, Vol. IV, p. 100.

[23] Transactions of the London Epidemiological Society, Vol. I, p. 116.

[24] De la maladie du sommeil, 1869.

[25] The Medical Record, July 1, 1882, p. 23.

[26] Real. Encyc. der ges. Heilkunde, VIII, 276.

[27] Op. cit. p. 276.

[28] A Summer in Norway, by John Dean Caton, pp. 251 and 311.

[29] A. Maury, op. cit., p. 156.

[30] Among the Indians of Guiana. By Everard F. Im Thurn.

[31] Le Sommeil et les Rêves, p. 154.

[32] Nature, Vol. XXIX, pp. 438-462.

[33] Ganot’s Physics.

[34] Dic. Encyc. des Sci. Méd., Art. Climat.

[35] Comptes-rendus Acad. des Sci., 1840, t. XI, p. 823.

[36] Am. Journ. Med. Sci., April, 1877, p. 305.

[37] A remarkable illustration of this will be found related in The Lancet, July 26, 1884, p. 112.

[38] Dic. Encyc. des Sci. Méd., Art. Froid, p. 139.

[39] Medical and Surgical Electricity, 4th ed., p. 413.

[40] Nature, March, 1883.

[41] Lo Sperimentale, April, 1884.

[42] Artificial Anæsthesia and Anæsthetics, pp. 20-28. William Wood & Co., New York, 1881.

[43] Bull. gén. de Thérap., 1884, 2º Livr.

[44] Centralblatt für klin. med., 1884. Nr. 12.

[45] The National Dispensatory, 1884, p. 433.

[46] Deutsche Med. wochenschr., 1883, Nr. 49.

[47] Lo Sperimentale, April, 1884.

[48] The National Dispensatory, 1884, p. 993.

[49] Kiernan, Journ. Nerv. and Mental Diseases, Vol. X, p. 234.

[50] Psychological Medicine, Bucknill and Tuke, 4th ed., p. 731.

[51] Clinical Lectures on Mental Diseases.

[52] Ringer’s Therapeutics, 10th ed., p. 421.

[53] C. H. Jones, Functional Nervous Disorders, p. 284.

[54] Am. Jour. Med. Sci., Oct., 1881, p. 313.

[55] Handbuch der Kinderkrankheiten, Vol. I., p. 214.

[56] Op. cit., Vol. I., Pt. 2, p. 153.

[57] Herbert Spencer, First Principles, p. 486.

[58] A. Maury. Le Sommeil et les Rêves, p. 154.

[59] On Intelligence, p. 61.

[60] Wharton and Stillé’s Medical Jurisprudence, Third Edition, Vol. I, p. 482.

[61] Among the Indians of Guiana. By Everard F. Im Thurn. London: 1883, p. 344.

[62] A. Maury, Le Sommeil et les Rêves, p. 219 et seq.

[63] Obscure Diseases of the Brain and Mind. Philadelphia, 1866, pp. 394-398.

[64] Le Monde des Rêves, p. 88.

[65] Op. cit., p. 91.

[66] The Nineteenth Century, July, 1884, p. 71.

[67] Nature, October, 16, 1884, p. 596.

[68] Lebensmagnetismus oder Hypnotismus, von Dr. E. L. Fischer, pp. 71-73.

[69] The Nineteenth Century, July, 1884, p. 89.

[70] Visions: A Study of False Sight, p. 39.

[71] Inquiries concerning the Intellectual Powers, tenth edition, p. 283.

[72] Medical Inquiries and Observations upon Diseases of the Mind, p. 277.

[73] Loc. cit.

[74] Le Sommeil et les Rêves, p. 248.

[75] Dic. Encyc. des Sci. Méd., Article Somnambulisme Naturel.

[76] The Lancet, Dec. 22, 1883, p. 1,078, and Jan. 5, 1884, p 5.

[77] Brain, Jan., 1884, p. 454.

[78] Medical Jurisprudence, 3d ed., Vol. I, pp. 464-471.

[79] Le Monde des Rêves, p. 257.

[80] Chicago Medical Journal, 1869, p. 650.

[81] Maury, Le Sommeil et les Rêves, p. 234.

[82] Pathologie interne.

[83] L’ Union Médicale, July 21st and 23d, 1874.

[84] Chicago Journ. of Nervous and Mental Diseases, Vol. II, p. 48.

[85] Loc. cit.

[86] Philosophy of Sleep, p. 167.

[87] Revue Scientifique, May 20, Sept. 16, 1876; Dec. 22, 1877; March 8, 1879.

[88] Vol. III, p. 584.

[89] Chapters on Mental Physiology, p. 160.

[90] Le Sommeil et les Rêves, p. 226.

[91] Lancet, July 29, 1882, p. 164.

[92] Transactions of the Society, etc., Vols. I, II, III.

[93] Le Progrès Médical, Feb. 18, 1882, p. 124.

[94] Le Progrès Médical, March 25, 1882, p. 223.

[95] Le Progrès Médical, Jan. 14, 1882, p. 25.

[96] Brain, Vol. III, p. 394.

[97] Op. cit., p. 18.

[98] Le Sommeil et les Rêves, p. 361.

[99] Op. cit.

[100] Berlin. Klin. Wochenschr, January, 1884.

[101] Der Hypnotismus, Jena, 1884.

[102] Brain, July, 1884, p. 278.