Why Do We Need Sleep?

Obviously, we are aware on how important sleepof sleep. How well you function for the day's
is. Whether we understand or not the full concepttasks and works greatly depends on the quantity
of what sleep can do to our bodies, we knewand the quality of sleep you had.
that having a day without sleep is terrible. YourSleep is beneficial for us to react quickly, think
eyes and body are heavy, your head hurts, youclearly, improve our concentration and enable us
feel exhausted and you cannot concentrate. Yourto create memories. As a matter of fact, the
work and everyday function is greatly affected.learning pathway in the brain is very active during
So, what is sleep anyway and why do we needsleep. Losing even 1 hour of sleep has its price.
it?Your ability to do focus and do physical tasks is
Sleep is a state wherein one is relativelygreatly decreased resulting to lower performance
suspended from sensory and motor activities.in school or at work. Also, you tend to make
You can be totally or partially unconscious andwrong decisions when you are sleepy placing you
while majority of your voluntary muscles areat more risk.
inactive. Before, it was thought that sleep is just aSleep also affects our mood. Lack of sleep is
constant and regular block of time when you areoften linked to irritability, troubled relationships and
not awake. With the advancement of science,poor behavior. Moreover, those who are
scientists had determined that sleep plays a criticalchronically deprived of sleep are prone to
role in our body's immune system, our learning,depression.
memory, metabolism and other vital organMost importantly, it is good to our health.
functions.Sufficient sleep decreases our risk in having high
As we age, the time we are spending for sleepblood pressure, heart problems and other medical
lessen. From 16 to 18 hours a day for newborns,conditions. It is also during sleep that certain
adults on the average sleep for 7 to 8 hours daily.hormones that enhances our immune system are
And because we are all aware to this fact, manyat its peak. This might be one reason why a good
older people ignore their sleeping problems,night's sleep helps you from getting sick.
thinking that it is normal. Adults still need 8 hours