Prevention is the key to heatstroke. People working in the open air or high temperature environment must take protective measures to reduce direct thermal radiation, strengthen ventilation and improve the working and living environment. Scientifically arrange daily life, reasonably adjust rest time, pay attention to the combination of work and rest, ensure adequate sleep and prevent excessive fatigue. At the same time, we should pay attention to nutrition in summer, eat more foods with high vitamin content such as vegetables and fruits, prepare cool drinks such as cold boiled water, salty boiled water, mung bean soup, sour plum soup, Ren Dan, 10 drop of water, cool oil or essential balm, etc. Once there are symptoms of threatened heatstroke and mild heatstroke, you should take it in time. Avoid sun exposure. 1. Quickly move the patient to a cool and ventilated place, unbutton his clothes and rest on his back. Apply a cold towel to your head, or wipe your body with 30% essence to cool down. Drink some light salt water or cool drinks. Sober people can also take Dan and mung bean soup. The comatose should be sent to the hospital immediately by acupuncture at Renzhong and Eleven points. 2. Drink plenty of water. 3. Drink diluted electrolyte drinks. 4. Avoid using salt lozenges to supplement salt. 5. Avoid drinking. 6. Avoid caffeine. 7. Don't smoke. 8. Slowly adapt to the change of temperature. 9. When you are engaged in outdoor activities, you should slow down. 10. When the weather is too hot, you can shower your head and neck with cold water, which helps to dissipate heat when water evaporates. 1 1. Heatstroke may gradually collapse in a few days. If there is a sudden drop in weight within a few days, you should pay attention. 12. Wearing a hat can slow down the speed of heat absorption in the head and neck, especially for people with baldness or gradual baldness. 13. Don't go shirtless to avoid absorbing more radiant heat. Breathable T-shirts have the function of relieving summer heat. 14. Choose light-colored clothes, and the clothes made of cotton and polyester are the most breathable. 15. In case of heatstroke, please splash water on the patient, move the patient to an air-conditioned place, replenish him with water if he is conscious, and then wet compress the patient with a cold towel.