Good for you. Don't run on hard ground, bad for knee.

来源: LAChinese 于 2014-09-01 11:26:07 [] [旧帖] [给我悄悄话] 阅读数 : (112 bytes)

Now after got up two, three times at midnight, I have no energy to exercise (a good excuse). I will start later.

请您先登陆，再发跟帖！