Three volt days is the highest temperature of the year, both humid and hot time, in this period of time there are the following precautions and health methods: 1, pay attention to avoid heat: three volt days belong to the highest temperature of the year, should try to avoid direct sunlight to prevent heatstroke; 2, pay attention to diet: it is recommended to eat more bitter food, such as bitter melon, has a clear heat to dispel heat, relieve fatigue; 3, supplemental water: three volt days Should drink more water, drink water regularly, should try to drink less juice, soft drinks such as drinks contain more sugar, easy to affect the digestion, raise blood sugar; 4, do not drink too much: due to the high temperature of three volt days, often cause the phenomenon of damp heat, at this time, if a lot of alcohol, there will be excessive damp heat; 5, moderate exercise: recommended in three volt days can choose some low-intensity exercise, such as taijiquan. Not only can achieve the exercise effect, but also will not be due to high temperature discomfort, pay attention to a small amount of water after exercise; 6, do not take a cold shower: due to the high body temperature in the three volt days, pores are also easy to stretch, take a cold shower will lead to pore closure phenomenon, is not conducive to the discharge of metabolites in the sweat glands, but also prone to colds and other diseases. The hot and humid environment in the three volt days, easy to cause the accumulation of dampness in the body, it is recommended that patients adhere to the foot bath before bedtime, with a certain effect of removing dampness.