Sleepy, sleepy reasons are as follows: 1, poor rest: such as lack of rest, sleep time is not enough, or although there is rest, but the quality of sleep is not high, such as dreamy, dreaming when the brain neurons are still working, will form impressions, dreams, at this time need to improve the quality of sleep from the perspective of thinking or looking for reasons, more common is more stressful work, tension, anxiety, more things to think about every day; 2 Snoring: snoring will lead to lack of oxygen in the body, resulting in poor brain rest, so that the recovery of various organs and tissues of the body has decreased, the patient will appear sleepy, sleepy phenomenon; 3, too much sleep: if the patient wakes up late in the morning and does not carry out activities, will also feel sleepy, it is recommended that appropriate activities can be done in the morning, so that the biological clock as far as possible to do the same as usual, which helps energy recovery.