The main ways to prevent heatstroke are: to prevent sun exposure, keep the working environment ventilated, pay attention to the combination of work and rest, try to avoid excessive fatigue, and wear white or light-colored clothes. Wear a straw hat or helmet when working or working. In daily life, the diet should be light, and it is not advisable to eat heavy fried or greasy food. The room should be cool and ventilated to avoid long-term high-temperature labor. In addition, be sure to get enough sleep. It is necessary to control sexual intercourse, because too much sexual intercourse will make the human body weak, and even summer evil will take advantage of it and it is easy to get heatstroke. At work, you can take some commonly used heatstroke prevention drugs with you, such as Ren Dan, 10 drop of water, cool oil, etc. Rendan can take 4 ~ 8 capsules every 3 ~ 4 hours; Cool oil can be applied to the forehead or temples every 1 ~ 2 hours. If you have dizziness, headache and nausea. Symptoms such as gastrointestinal discomfort can range from ten drops of water to half a bottle. You can also drink some cool drinks, such as mung bean soup, which can clear away heat and detoxify. You can also eat some watermelons, on the one hand, to supplement body fluids, on the other hand, to clear away heat and relieve summer heat, which is called "natural white tiger soup" by Chinese medicine.