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美国卫生与公众服务部推出了针对美国人的、新的体育运动指导方针,呼吁18岁到64岁之间的成年人,每周至少进行2个小时30分钟适度的体育锻炼或强度大一点的锻炼,每周至少1个小时15分钟。负责主持美国卫生和公众服务部咨询委员会工作的斯坦福大学医学院教授威廉·哈斯进过研究发现,按联邦政府推荐的运动量锻炼的人,比那些爱呆在家里看电视的懒蛋平均要多活三到七年。但究竟怎样锻炼才
The U.S. Department of Health and Human Services launched a new sporting guidelines for Americans calling for adults between the ages of 18 and 64 to exercise at least 2 hours and 30 minutes of moderate physical activity or strength per week Exercise at least 1 hour 15 minutes a week. William Haas, a professor at Stanford University School of Medicine who runs the advisory board for the U.S. Department of Health and Human Services, has studied to find that those who exercise at the federal government’s recommended amount of exercise are on average more than those who laze at home watching television Live three to seven years. But exactly how to exercise before