The arterial blood vessels in the human brain are very sensitive to pain. In the hot season, the head is prone to sweating after exercise, and the blood vessels dilate. If washed with cold water, it may cause abnormalities in the intracranial vascular function. Halo, black eyes, vomiting, if serious, may cause intracranial hemorrhage. The temperature in summer is close to the temperature of the human body, and the heat dissipation method of the human body is mainly based on sweat evaporation, so it is better to use heat to remove heat. 1, hot towel body: In summer, people's face and torso are inevitably sweaty, timely sweating can promote skin ventilation, but must use a hot towel to adapt to the body cooling rhythm. 2, take a hot bath: In the summer, a cold bath will shrink the skin, and the reaction will be hotter after washing. The hot water bath will sweat more, but it will make the capillaries expand, which is good for the body to excrete heat. In the summer, when sweating, sweating, this is the way to conform to the laws of nature and the rhythm of the human body. 3, hot water wash feet: The foot has a second heart, and the human body has a representative area of ​​the whole body and a reflection point of the internal organs. The ancients said: "To wash your feet before going to bed, it is better than tonic." Summer is no exception. Although it felt a bit hot at the time, it would bring coolness and comfort afterwards. 4, drink hot tea: Cold drinks can only temporarily relieve the heat, can not last a long-term antipyretic, thirst quenching, while drinking hot tea can stimulate the general relaxation of capillaries, but the body temperature is significantly reduced, which is a simple and easy recipe. In addition, strengthen heat-resistant exercise, improve body temperature regulation, and enhance heat-adaptability, not only enhance physical fitness, but also effectively prevent heat stroke and other fevers. For more information, please log on to China Towel Trading Network http://maojin.99114.com Cotton towels, wholesale purchase login or direct call T Shirt,Blank Tshirt,Tee Shirt,Men Tee Shirts Guangzhou LIDONG Garment Industrial Co., Ltd. , https://www.fengduwear.com