1, obesity

The less sleep, the higher the body mass index. For example, a survey of 500 people 13 years shows that if they sleep less than 6 hours a day, the possibility of higher body mass index is 7.5 times that of others.

2. Increase the risk of diabetes.

The probability of middle-aged and elderly people suffering from diabetes is 1.7 times that of sleeping for 7-8 hours a day, and 2.5 times that of sleeping for less than 5 hours.

3. Increase the risk of cardiovascular disease.

Middle-aged people without coronary heart disease were monitored for 10 years, and it was found that sleeping less than 5 hours a day increased the risk of coronary heart disease by 45% within 10 years.

The death rate of various diseases has increased.

For people suffering from various potentially fatal diseases, reducing sleep time and increasing mortality.

5. Neurological aspects

Sleep deprivation will reduce attention and alertness, and on this basis reduce the overall cognitive function, such as affecting the emotional system, leading to depression and anxiety; It will also lead to a decline in learning and memory ability.

Indirect harm to health

People who stay up late for a long time will not only be affected physically, but also sometimes affect their performance in life and work, and the consequences may be more serious.

1, fatigue driving

According to the statistics of the American Academy of Sleep Medicine, about15 car accidents are related to fatigue driving. Every day, more than 80,000 people doze off while driving, and 250,000 car accidents are related to sleep every year.

2. Some professional fields

Many professional skills also need adequate sleep to provide protection.

For example, a survey in 2004 showed that residents who slept less than 4 hours a day made twice as many mistakes as doctors who slept for 7 hours.

So staying up late for a long time has both chronic harm to the body and instant tragedy caused by easy mistakes. Let's just leave.