Sleep is essential for a person's health and wellbeing. Generally, most healthy adults built to 16 hours of wakefulness and need an average of eight hours of sleep each night.
Why is sleep important?
Because your body and brain need some down time and time to re-charge yourself. Sleep is a very important function for a fit and healthy mind and body. While you sleep, your organs do their job of cleansing the inside of you also! Very important for your body to sleep.
Ageing or dead skin cells get replaced , muscle tissue and other tissues get repaired and also energy consumption gets lowered
Lack of sleep makes me grumpier and hungrier. Sometimes I get a headache. Other symptoms include lowered immunity, bloodshot eyes, and dry eyes.
Your body needs rest, we all know that, but what is the benefit of sleep as opposed to just lying down?
Until now, scientists aren't 100% sure, although I believe there is strong evidence to suggest that going to sleep helps your brain "reorganize" your thoughts and memories, which could also explain dreams as a side-effect of that activity.