The majority of the morning sleepiness is considered to be a lack of sleep at night, and the lack of sleep at night may be caused by excessive staying up late. 2. It can also be seen in certain diseases, such as anxiety disorder, depression and neurasthenia, which may cause sleep deprivation at night or poor sleep quality, and may cause sleepiness in the morning. 1. Patients with anxiety disorder may experience anxiety, irritability, panic, fear, and patients with depression may also experience depressed mood and disinterest in anything. 2. Patients mainly show sleep disorders, if the blood pressure is too high may also appear sleepy, monitor the blood pressure if necessary. Third, if caused by high blood pressure is mainly to lower blood pressure treatment, severe hypertension may lead to hypertensive encephalopathy, the patient can also appear blurred consciousness and drowsiness, etc..