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

illness analysis: hello, in overheated weather, due to vasodilation, insufficient blood supply to the brain will cause dizziness symptoms, and at the same time, because the body can not effectively dissipate heat, it is easy to cause heatstroke, and sweating is beneficial to the discharge of body heat, but it is not easy to suffer from heatstroke. Suggestions: It is recommended that you drink more water, urinate more, and it 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 heatstroke prevention measures such as wet towels. When heatstroke is severe, you can take Huoxiang Zhengqi Liquid.