Feeling sleepy but unable to sleep by oneself is usually seen in cases of excessive mental stress, which leads to heavy preoccupation and difficulty in falling asleep. However, except for pathological reasons, such as diffuse goiter with hyperthyroidism, the body is in hypermetabolic syndrome, the patient can appear less sleep, insomnia, etc., also accompanied by excessive sweating, fear of heat. Generally when sleeping, it is best to have a quiet environment around you and drink less strong tea and coffee at night to avoid affecting your sleep. In addition, if you have trouble sleeping for a long period of time, you should see a neurologist to see if anxiety disorders as well as insomnia occur. If it is a short-term insomnia, sedatives can be given and liver and kidney functions and cerebrovascular can be checked to avoid misdiagnosis and missed diagnosis.