Poor sleep quality always wakes up in the middle of the night. Be careful. It is related to several diseases
The pressure of work, study and social intercourse of modern people is often great, and the resulting physical and mental fatigue and mental ill health also occur from time to time. Some friends would like to go to bed immediately after a day's work, but they will encounter many sleep quality problems. It is believed that many people will wake up suddenly at about 3 or 4 a.m. when they sleep, and then become difficult to sleep. As a result, they are still tired when they get up, affecting their normal work efficiency.