户外急救中暑——别暴晒要补水中暑一般发生于长时间处于户外高温或密闭高湿环境中的人群,其中以建筑工人和体弱的老人尤为多见。症状多是头晕、恶心、浑身无力、低热、没胃口等。因此,夏季外出最好戴上遮阳帽 Outdoor First Aid Stroke - Do not expose to sunburn Heat stroke usually takes place in a long time in the outdoor high temperature or closed high-humidity environment crowd, of which construction workers and frail elderly are more common. Symptoms are mostly dizzy, nausea, whole body weakness, fever, no appetite and so on. Therefore, the best summer wear a sun hat