It is generally practiced in daily life that most of the work is done in daytime and take rest while sleeping at night. An individual whose work schedule is in the day should have good sleep at night to maintain body metabolism. It is important to maintain natural sleep and wake up cycle for good health.
During the day, we our brain is stressed constantly and we also get physically tired. So relaxation of our body and brain is very important for gaining energy and refreshment. So it is necessary to sleep at night which results