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夏天真的来了，昨天的天气预报又发布了高温蓝色预警。在此，请大家学习一下《中暑的相关知识与急救措施》，这不仅仅是一篇英文的科技文阅读，也是你在生活中要掌握的实用技巧! What is heatstroke? Heat exhaustion is a collection of symptoms brought on as the body struggles to control its temperature. Left untreated, heat exhaustion can progress to a more severe form known as heatstroke. The body normally uses several mechanisms to cool itself down, including directing more blood to the skin and by sweating. Everyone sweats. Most people lose more than a litre of sweat a day. In hot weather or during exercise, when the muscles generate large amounts of heat, they sweat even more heavily - losing large amounts of water and salts. If the body loses too much liquid or salt, the symptoms of heat exhaustion develop. If someone with heat exhaustion continues to be exposed to high temperatures, the more serious and life-threatening condition of heatstroke may develop. In this situation, the body becomes dangerously dehydrated. Its cooling mechanisms malfunction and are no longer able to assist the body in losing enough heat, so the body temperature starts to rise. Symptoms The symptoms of heat exhaustion include: Excess sweating | 
