How to sleep peacefully ? (Science underlying conducts related to sleep)

The modern day hectic lifestyle, domestic tensions, office tensions etc. have made peaceful sleep a rarity for most people. Absence of peaceful sleep adversely affects the following day’s work-schedule. Many of those who suffer from sleep disorders visit doctors in the hope of overcoming their problem.

This Holy text in particular elaborates the spiritual science underlying various aspects related to peaceful sleep, such as in which direction the head should be while sleeping, why should the bedroom not be completely dark while going to bed etc.