Long-term insomnia may induce hypertension, coronary heart disease, cerebrovascular disease and other diseases, so early treatment should be directed at the cause. Common causes include: Physiological factors: Ageing is an important risk factor for insomnia, especially in adult women, who have a higher incidence of insomnia with increasing age, while there is no difference in the gender distribution during childhood. Family factors: the incidence of insomnia in people with a family history of insomnia is three times higher than that in people without a family history; life events: a change in the sleep environment or some unexpected events around the mood swings, work intensity or stressful life, etc.; lifestyle habits: for example, pillow discomfort or usually drinking a lot of energy drinks, as well as too full or too hungry, too much time in bed during the day, etc.; past medical history: certain physical and mental diseases. Commonly, patients with endocrine disorders, or those taking hormones, stimulants and other drugs. Therefore, insomnia is the end result of a variety of complex factors, including changes in various physiological, psychological and environmental factors, as well as medications, neuropsychiatric and somatic disorders.