2. It is easy to cause hypertension and coronary heart disease. ....
Because under the condition of high temperature, people's physiology is actually undergoing great changes. High temperature first leads to vasodilation, accelerated blood flow and telangiectasia. This series of reactions leads to heavier heart load and increased energy consumption of the body. Reduced blood supply and support for the brain. People will feel dizzy again, and the state is completely different from low temperature.
4. It may affect the male reproductive system, such as the survival rate, quantity and motility of sperm.