避免骨質疏鬆，30 歲之前很好鍛煉身體，把鈣儲備足了；30 歲以後減少鈣流失，尤其是更年期後的流失，說是負重鍛煉。

來源: lawattaction 於 2019-04-05 07:32:51 [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.