I. What is excessive daytime sleepiness? During the day, when most people stay awake and alert, always want to sleep, affecting normal work/study, social interaction, etc., called excessive daytime sleepiness. Second, the causes of excessive daytime sleepiness: 1, poor sleep habits, such as not enough sleep time at night, or irregular rest time; 2, the presence of sleep disorders, such as sleep apnea syndrome, episodic sleeping sickness, restless legs syndrome, nocturnal myoclonus, night insomnia, etc.; 3, the presence of factors that interfere with normal sleep, such as the presence of bedside infants need care, changes in work and rest time (such as shift work, (such as shift work, jet lag, etc.), certain drugs can also lead to daytime sleepiness. The following attempts can be made to improve the symptoms of excessive daytime sleepiness: 1. go to bed and wake up at the same time every day; 2. only quote caffeinated beverages (including coffee and tea) in the morning; 3. do not drink alcohol; 4. do not smoke, especially at night; 5. obese people can try to lose weight; 6. physical exercise several days a week, but not before going to bed physical exercise; 7. sleep Try to lie on your side. You should see a sleep specialist for the following conditions: 1) frequent and severe daytime sleepiness; 2) going to sleep during daily activities (such as driving, meetings, classes, etc.); 3) hearing or seeing things that are not actually there when you are sleepy; 4) feeling like you cannot move your limbs when you first wake up; 5) feeling weak all over when laughing, excited or angry. V. What tests should I do? The sleep specialist will decide which tests to do based on your specific situation. There are many different sleep-related tests, and which ones to do depend on your age, physical condition, and whether they are accompanied by other symptoms. Polysomnography (PSG) is the most common test doctors use to find the cause of daytime sleepiness. This test requires you to stay in a sleep lab with various probes attached to your body that synchronize your body’s parameters during sleep, such as EEG, EEG, EMG, respiration, heart rate, snoring, limb movement, etc. In addition, your doctor may also ask you to keep a sleep log for 1-2 weeks. Sixth, excessive daytime sleepiness treatment means include: 1, lifestyle changes: develop a reasonable and regular work and rest schedule, snooze properly, lose weight, avoid caffeinated beverages and alcohol; 2, wear specific devices during sleep: mainly respirators used to treat obstructive sleep apnea; 3, medications: mainly some medications that keep you awake during the day or help you fall asleep at night; 4, surgery: a few patients with sleep apnea need to be treated with surgery, but most of them don’t. What is excessive daytime sleepiness in children like? The common causes of excessive daytime sleepiness in children are insufficient sleep time at night, poor sleep habits, certain medications, or sleep disorders such as episodic sleepiness. The clinical manifestations of excessive daytime sleepiness in children are different from those in adults. It may manifest as difficulty concentrating in school classes; more hyperactivity than usual; and behavioral disturbances, such as irritability or emotional behavior. If you have any of these problems, consult a sleep specialist.