Not symptomatic, mainly due to deficiency of qi and blood, slow blood metabolism, low temperature causing vasoconstriction, weakened blood reflux ability, poor blood circulation, fatigue or excessive toxins. You may catch a cold, or get angry because of weak body, lack of exercise and poor sleep quality! Too angry! Too much pressure, too depressed mood, too long online time, physical decline, temperature and humidity changes greatly, people's physical strength will decline, and their resistance will decline. The most common symptoms are a series of respiratory infections, such as cold, cough, dry mouth, stuffy nose, sore throat, slight cold, fatigue, irritability, physical pain, difficulty in concentration, headache and so on. This is due to the inhibition of cardiopulmonary function. It shows that one of the reasons for the deficiency of physique is the lack of a certain vitamin (usually B vitamin B2) in the body, and the other is the inhibition and excitement of brain cells due to excessive fatigue or excessive toxins in the body! Drink more boiled water during the day and pay attention to rest and sleep! Make up some yam, jujube, lotus seed, lily, fungus, pear, carrot, sesame and so on! Diuretic laxative, heat and detoxification! In order to enhance physical fitness, do more aerobic exercise, such as mountain climbing, cycling, tai chi, dancing, walking and deep breathing! Usually, you should exercise more to strengthen your physique, which consumes too much energy! However, don't exercise too hard before going to bed. Drink a glass of milk before going to bed, which can calm your mind! Or drink a small amount of red wine to soften blood vessels and promote sleep! Stay optimistic! Just relax。 Better nutrition! Don't watch exciting or scary movies or books before going to bed! Maintain personal hygiene and good habits before going to bed! Don't think about it during the day! You can go to the fire to scrape, sauna and hot spring to improve!