Staying up late can cause many kinds of harm to the body: frequent fatigue and decreased immunity. First, strengthen nutrition. You should choose low quantity and high quality protein, fat and vitamin B foods, such as milk, beef, pork, fish and beans. And you can also eat nuts such as walnuts, dates, longan and peanuts, which can play an anti-fatigue role.
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The second is to strengthen physical exercise. You can exercise according to your age and interest to improve your physical fitness. If you feel tired or sleepy after staying up late, you should do gymnastics, Tai Ji Chuan or go outdoors. The third is to regulate the circadian rhythm. People who stay up all the year round should constantly modify and adapt themselves according to the schedule. Staying up late workers should supplement enough vitamin A, because vitamin A can regulate the synthesis of rhodopsin in retina, improve the adaptability of staying up late workers to dim light and prevent visual fatigue.