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现在,我们社会上大多数健身建议都是针对大众的,很少有专业的或者为某人群专门设计的健身计划。但如果你是一位老年朋友,可以参考国际抗衰老协会(ICAA)专为老年朋友准备的如何开始和
Nowadays, most fitness recommendations in our society are aimed at the general public. There are very few professional or fitness programs that are specially designed for a certain group of people. But if you are an old friend, you can refer to how the International Anti-Aging Society (ICAA) prepares for elderly friends.