What are the reasons for not sleeping?

Sleeplessness may be caused by psychological factors, environmental factors, living habits, physical factors and other reasons. 1. Psychological factors Stress, anxiety, tension, etc. in life may affect sleep. For example, facing important exams, major challenges at work, interpersonal problems, etc., will make the brain excited or worried, and it is difficult to relax into sleep. 2. Environmental factors Poor sleep environment, such as noise, light, temperature discomfort, etc., will interfere with sleep. Uncomfortable mattresses, pillows, etc. may also affect sleep quality. 3. Irregular living habits, frequent stay up late, excessive use of electronic devices before bed, too long daytime sleep, drinking coffee or strong tea before bed, etc., may disrupt the biological clock, leading to insomnia. 4. Physical factors Physical discomfort, such as pain, itching, poor breathing, gastrointestinal discomfort, etc., or suffering from certain diseases, such as heart disease, respiratory disease, endocrine disease, etc., may affect sleep. Patients need to adjust their mental state, improve their sleep environment, and cultivate good living habits. If insomnia symptoms persist for a long time and seriously affect life, it is recommended to seek the help of a professional doctor in time for a comprehensive assessment and diagnosis in order to determine the specific cause and take appropriate treatment measures.