The reasons for waking up at 2:00 to 3:00 in the middle of the night include physiological, psychological, environmental and disease factors, which should be dealt with after clarifying the causes. 1. Physiological factors: too much rest during the day, you may wake up in the middle of the night from 2:00 to 3:00 p.m. There may also be some women’s menstruation factors, which lead to a decline in hormone secretion in the body during the menstruation period, resulting in always waking up in the middle of the night and poorer quality of sleep. 2. Psychological factors: stressful life, anxiety, irregular life and other reasons may lead to always wake up in the middle of the night from 2:00 to 3:00, should be appropriate relaxation, exercise during the day to regulate tension, anxiety, and develop good habits. 3. Environmental factors: at night when you sleep, outdoor noise, indoor sudden bright light, as well as the bedroom temperature is too low, too high, may cause 2:00 to 3:00 in the middle of the night to wake up, long-term such a situation should be considered to solve the problem in a timely manner. 4. Disease factors: some neurological diseases such as familial insomnia, or depression, Parkinson’s syndrome and other mental illnesses, may lead to poor sleep quality, should be timely medical treatment, clear cause targeted treatment. In short, always wake up at 2:00 to 3:00 in the middle of the night for a variety of reasons, if it is caused by some external factors, should be adjusted in a timely manner, the long-term occurrence of such a situation and accompanied by physical discomfort, should go to the regular hospital in a timely manner for treatment.