Throughout our life span, we spend about one-third of our time on sleeping.
Good quality sleep can eliminate tiredness and strengthen immunity.
However, getting a good sleep is becoming luxurious nowadays.
Some that are under serious sleep deprivation easily develop poor immune system, restlessness, anxiety, poor memory, high blood pressure, and cardiovascular disease.
Poor immunity Effective sleeping time is from 10 PM till 5 AM.
Humans, animals, plants are living matters.
We are active in the day and sleep at night.
It is during sleeping time that new cells are regenerated.
Study has shown that a person, if taken away 4 hours of sleep, his or her level of immune cells to fight external germs drops significantly (as much as 28%).
Diabetes Most people think sleep only affects brain.
Researchers in University of Chicago have discovered that lack of sleep will affect hormones and metabolism.
In fact, the common sleep deprivation happening in current society is one of the important factors contributing to Type II diabetes.
The demand for sleep varies from person to person, the standard for sufficient sleep means people get up from bed feeling enough rest.
Sleeping more or longer does not really mean having good sleep; thus, quality of sleep is more important.
Gastric ulcer Gastric ulcer is a common disease.
About 10% of the population will develop gastric ulcer throughout his or her life and it can happen in any age, with most cases for those are in the age from 45 to 55.
Lack of sleep will increase the possibility of getting gastric ulcer.
More importantly, prolonged sleep deprivation will activate cancerous genes growth in stomach and cause stomach cancer.
High blood pressure For those that sleep little will normally experience their average blood pressure and heart beat rate increase significantly.
Under sleep deprivation, cardiovascular system has to work under high pressure condition.
In fact, increased rest and sleep has been used as one of the treatments for early phase high blood pressure patients.
If left untreated, the high blood pressure condition will worsen to cardiovascular disease.
Cancer Cell division, one of living cell reproduction methods, mostly happens during sleep.
However, when there is a disruption of sleeping pattern, our body will experience harder control over the proper cell division process; thus, giving cancerous cells.
Poor memory Studies have shown that our brain cells only filter, organize, categorize, and save information received daily during sleep.
To improve memory, one of the conditions is to have enough sleep as lack of sleep will cause memory loss.
Obesity Nowadays, obesity, AIDS, and cancer are known as the biggest three diseases in 21st century.
Under sleep deprivation, insulin becomes malfunction as it no longer disintegrates glucose effectively.
Thus, the blood sugar content in those with lack of sleep is generally higher.
In addition, the normal hormone system and body metabolism will also be interrupted with lack of sleep; thus, body fat will not be disintegrated properly and therefore deposited on body.