【中小学生游泳四不要】...健康但有些地方不安全2不要独自到江河里游泳4游泳...

【中小学生游泳四不要】...健康但有些地方不安全2不要独自到江河里游泳4游泳...

【答案】 More hot days,the public swimming pool has become a favored place,leisure Xiaoshu,we can feel good fitness.A pool of blue water,has a lovely,but there is also potential danger.When launched,it is necessary to strengthen self-protection,can not be taken lightly.
　　Children can not be launched personal,leisure areas and should have his or her parents; swimming beginners should be 1.4 meters below the shallow waters,and not alone in the pool practicing Bieqi so as not to choke water accidents,not in shallow water ,The water in the region,Zha Mengzi to prevent head impact the bottom or wall are dangerous.
　　Special needs to be emphasized is that alcoholics do not swim.Because people in the consumption of wine,after dinner,more blood will flow of movement of organs and skin,which will make brain blood supply shortage.And alcoholics in the water to breathe,his head constantly about swing and the head,bow,coupled with wave Dangyangguanru ears,the brain will be to stimulate the vestibular organ,causing dizziness and loss of balance,are dangerous.

正好我需要