A Recommended Bedtime Routine
One's bedtime can be planned around their sleep requirements, their day schedule, and, most importantly, their internal body clock. The biological clock keeps track of the 24-hour cycle that governs the cyclical alterations in chemical or functional states that occur inside the human body.
The wake-sleep rhythm that mirrors the day-night cycle is driven by the circadian clock, which in turn is mostly regulated by light and dark. Light and darkness trigger different brain cells to activate sleep and wakefulness, respectively.
When the sun goes down, our bodies and minds