Hot weather, hot sun, heat intrusion, it is uncomfortable. Everyone often suddenly after exposure into the air-conditioned place, or in sweating at the moment both with cold water shower or drink a lot of cold drinks, causing skin pores shrink, body heat difficult, accidentally, more likely to cause body heat dizziness, , Heat stroke. To prevent heat stroke, in addition to avoid prolonged sun exposure, rest in the shade and add a lot of water, you can also eat watermelon, melon, mung bean, lotus leaf, lemon, kiwi, sugarcane, mangosteen and other help to cool. Watermelon has a natural white tiger soup, said the flesh has Qingrejiezhu, thirst quencher role, and watermelon skin watermelon also known as Tsui, can be used as herbs.