Dizziness; It's very hot, but how can you get heatstroke without sweating?

Disease analysis: Hello, in overheated weather, due to vasodilation, insufficient blood supply to the brain will cause dizziness, and at the same time, because the body can not effectively dissipate heat, it is easy to cause heatstroke. Sweating is beneficial to the discharge of body heat, but it is not easy to suffer from heatstroke. Suggestion: It is suggested that you drink more water and urinate more, which is also helpful for the discharge of hot air. Do more activities in cool places, avoid staying in very hot places for a long time, and prepare wet towels and other heatstroke prevention measures. When heatstroke is serious, you can take Huoxiang Zhengqi Liquid.