Biological clock is generally chaotic due to irregularities in work and rest, all the first to improve sleep, to sleep time adjustment, such as specifying the time to go to bed and the time to get up, early to bed and early to rise, to avoid bad habits, such as not too hungry, too full before going to bed, can not drink alcohol, coffee, strong tea, appropriate game time to avoid all-night games. Secondly, re-establish the biological clock, no matter how tired you are during the day try not to make up for it, you will be very fatigued before going to bed at night, you can take a hot bath to relax your muscles before going to bed, drink the right amount of water more help to fall asleep faster and improve the quality of sleep. The point is that the next day must insist on getting up early, generally adhere to 3-5 days can form a new good biological clock, daytime energy and work efficiency improved. Through the above methods, if the effect is not ideal, you can choose to hospital consultation, under the guidance of doctors to take the appropriate amount of sleep-aiding drugs, such as eszopiclone.