I think you need to practice hot yoga. Knee shouldn't be a probl

来源: 孔方兄94 于 2017-12-17 16:08:44 [] [旧帖] [给我悄悄话] 本文已被阅读： 次 (318 bytes)
回答: 40出头体质很弱如何锻炼 由 pinewoods 于 2017-12-17 09:49:34

You need 循序渐进. You need to feel/know your limit.

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