These include disturbances in the body's biorhythms, compromised sleep quality after strenuous exercise, mismatch in the regulation of excitotoxin levels, changes in sleep schedules or sleep habits, antipsychotic medications, and vitamin B6 deficiency, among other physiological factors. In addition, there are some psychological factors, such as anxiety, depression, nervousness, etc., may affect the quality of sleep, making it difficult to fall asleep.
Social factors may also cause insomnia, such as work pressure, family conflicts, relationship disputes, etc., which bring great pressure and make it difficult to fall asleep.
In addition, some benign chronic diseases, such as heart disease, respiratory disease, digestive system diseases, endocrine disorders, etc., may also cause insomnia.
In short, there are very many reasons for insomnia, and although it may sometimes be caused by low irritability, it is best to seek professional counseling for severe insomnia so that it can be treated in a timely manner.