Is Sleeping Important?
We always sleep every night, and sometimes we also take a nap because it’s
good for our health. A baby needs longer time of sleeping every day than a
teenager. The older someone, the less sleeping time they need.
We sleep because of several reasons:
- Sleep has fuction as physical rest. When we are tired and sleepy, we tend to fall a sleep. After sleeping, the body will be fresh again.
- Sleep is the time to recharge the brain. Our brain need to be shut down to take a rest, so the neurons can be repaired. Neurons have hard work to deliver information from the brain to the muscle and vice versa.
- Sleep gives the brain opportunity to reorganize data to help find solution to a problem. When we have a problem and don’t know how to solve it, just forget it for a while. Have a good sleep at night and we will get idea as the solution, or at least we can think more clearly about the problem.
- Sleep lowers a person’s metabolic rate and energy consumtion. We need a little energy to sleep if it is compared to other activities such as sit, stand, walk, run, and so on.
- During sleep, the body has a chance to replace chemicals and repair muscles, other tissues, and dead cells.
- Hormones are released during deep sleep. Many hormones, substances produced to trigger or regulate particular body functions, are timed to release during sleep or right before sleep. Growth hormones, for example, are released during sleep, vital to growing children but also for restorative processes like muscle repair.
Sleep Deprivation
Do you get the sleep as you needed? Sleep deprivation occurs when you sleep
less than the sleep hours you needed. For examples, a student has to study hard
until late at night to prepare his final exam, a worker works in a night shift,
and a mother has to take care of her baby at night.
Having less sleep at night can disturb your body health and daily activities.
These are several signs of sleep deprivation:
- Have difficulty to wake up in the morning.
- Have a bad mood.
- Feel sleepy and fall asleep during class or work.
- Have difficulty in making decicion.
- Poor performance in school or work.
So, if you want to have better day, have enough good sleep every day.
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