Sleep is a natural physiological phenomenon in humans and animals, the cerebral cortex is in a state of rest, during which physical strength is restored. Sleep occupies 1/3 of the time of life, sleep quality will directly affect the daily life, work situation. According to the World Health Organization, 38.2 percent of people in China have various sleep disorders. However, in real life, there are still not a few people who have serious health consequences due to the lack of sufficient understanding and attention to sleep diseases. Sleep health knowledge helps people to treat insomnia correctly, can help people reduce the symptoms of insomnia, improve sleep quality.

1, sleep time more than 30 minutes;
2, wake up more than 2 times at night or wake up early in the morning;
3, sleep quality difference, many dreams;
4, wake up early, wake up and can no longer sleep;
Total sleep time is less than 6 hours;
6, the next morning feel dizziness, lack of energy, lethargy, fatigue, etc.

1. Cause forgetfulness: insomnia affects brain function activities, inability to concentrate, memory loss, and easy forgetfulness.
2, cause aging: people's skin fitness is closely related to their sleep state, insomnia patients look gloomy, dark circles, dark complexion, cheeks have spots, skin relaxation folds.
3. Obesity: Most people think that people who sleep well are prone to gain weight, but the results of the study are just the opposite. Sleeping one hour more every night can help lose weight, while those who lack sleep for a long time will greatly increase the chances of getting fat.

1, physical diseases: such as pain, lung disease, heart disease, etc., are easy to cause sleep difficulties and sleep is not deep.
2. Environmental factors: due to the change of living and working environment, the unaccustomed environment when arriving in a foreign land, and the sultry temperature can cause insomnia.
3. Psychological factors: such as study and work pressure, family factors, marital problems, unhappiness, frustration, etc., can also cause insomnia.
Many psychiatric-related diseases can also cause insomnia. Common in depression, anxiety, and neurasthenia, schizophrenia, stress disorders.