Too much for me. My upper limit is 2 miles

Too much for me. My upper limit is 2 miles

所有跟贴·加跟贴·新语丝读书论坛

送交者: Latino2 于 2008-01-24, 09:42:05:

回答: 你最长的跑有多长?你也应该试试半马由 HunHunSheng 于 2008-01-24, 08:55:05:

据说有氧锻炼至少二十分钟才有效果你这两英里可能太少了 (无内容) - HunHunSheng (0 bytes) 2008-01-24, 09:44:26 (199739)
- Sufficient for preventing lower back pain (无内容) - Latino2 (0 bytes) 2008-01-24, 09:48:54 (199745)