The main reason why your body needs sleep is because your brain needs a little rest but your brain will still be working but it will be relaxed.
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body. you sleep because you need to rest your muscles or because you have so little energy that your brain forces you into sleep to conserve what is left.
The human body need a totall of 9 hours of sleep during the day or night to function correctly the next day.
You need to sleep throughout your entire menstrual cycle for your body to be able to function normally. There's on reason for you not to sleep during menstruation.
you need sleep every night simply to refresh your body for the next day! it is also very relaxing!
Sleep allows the body to repair itself and is important for immune function. Growth only occurs during sleep as well. And as the person works all day, the body will naturally need to rest after the day.
Your brain needs 5 minutes of sleep. Your body needs 8 hours of sleep.
you need plenty of sleep and exercise
If you don't get enough sleep your body doesn't have enough energy to do every day tasks. You need to rest your body. Your brain works better that way. REMEMBER TO GET ENOUGH SLEEP!!!!!!
Even when you sleep, your body is still working to maintain essential functions like breathing, repairing tissues, and regulating hormones. This requires energy in the form of calories to keep your body systems functioning properly throughout the night. Without this energy, your body may not be able to perform these functions optimally.
So your body can relax and recharge
It depends on the person's body. Children need more sleep because they are still growing. The usual is at least 8 hours. Some people need more or less. There is no recommended hours of sleep. Some folks need 10 hours. Listen to your body.