Sleep is a time when you are simply not awake. But, you should not mistaken it as waste of time. Sleep energizes you for the next day to perform efficiently and effectively. Chemicals called neurotransmitters control sleep. It restores the chemical balance in your body to perform the everyday work without any hassles. A good night sleep is extremely important to stay fit and healthy.
Previously people thought that sleep to be a dormant part in our everyday existence. However it is proved to be playing a pivotal role in our good physical and mental being. Various research studies suggests that in our sleep the brain does lot of functioning and sleep has five important phases too. However, the requirement of sleep varies between people. An infant needs 16 hours of sleep, while an adult requirement is average 8-9 hours.
