Hint No. 3
Your bedroom should never be at a temperature above sixty-five degrees.
Hint No. 4
A woman enjoying good health should sleep eight hours, nine at most, and never less than seven. Sleep is a repairing balm which gives rest to the muscles, the nerves, and all the organs. Late evening and night sleeps are refreshing, but not so the sleep you may indulge in in the morning, or the nap you may have in the afternoon. What you want is uninterrupted sleep from eleven at night till seven in the morning. No other sleep will keep you fresh and well.
Hint No. 5
Never go to bed hungry, although you wait till your indigestion is well over. If you are hungry take some very light refreshment that you will digest at once and without any difficulty.
Hint No. 6
No sleep is thoroughly sound and good unless your face assumes a perfectly serene expression. To attain this end, do not allow your brain to work at night, or your mind to be besieged by painful thoughts. Do or read nothing exciting. Go to bed with pleasant thoughts and a quiet mind.
I am sure my lady friend is right; for, consulting advice on hygiene in a book written by a famous physician, I see that this great doctor advises the following: