No “rule of thumb” cure.--Hypnotic drugs.--Risks
from hypnotics.--Causal treatment.--Bromide
of potassium.--Cure of anæmia.--Alcohol.--Carminatives.--Adjuvant
remedies.--Popular
remedies.--Rhythmic sleep.--Physical exercise.--Sunshine.--Monotonous
impressions.--Bedclothes.--Ventilation.--Food.--Cold.--Toxic
insomnia.--Senile insomnia. 47