3162. Let every room be daily thrown open for the admission of fresh air; this should be done about noon, when the atmosphere is most likely to be dry.
3163. Let dry scrubbing be used in domestic cleansing in place of water cleansing.
3164. Let excessive fatigue, and exposure to damp and cold, especially during the night, be avoided.
3165. Let the use of cold drinks and acid liquors, especially under fatigue, be avoided, or when the body is heated.
3166. Let the use of cold acid fruits and vegetables be avoided.