夏日游泳七忌夏日，游泳是最适宜的一项户外体育活动。它既可娱乐健身，又能防暑降温，可谓一举多得。但应注意如下几个问题：一、切忌有水就游和随便下水。初学者和不了解水情者，一定不能见水即游，而要在自己知情的地方有组织地下水锻炼。二、切忌饭后或空腹游泳。饭后... Seven summer swimming avoid summer, swimming is the most suitable outdoor sports. It can not only entertain fitness, but also summer heatstroke, can serve multiple purposes. However, we should pay attention to the following questions: First, avoid water swimming and casually launching. Beginners and those who do not understand Hydrotherapists must not be able to see the water and travel, but in their own place of knowledge organized underground water exercise. Second, avoid fasting or after meals. After dinner ...