Sitting on a yoga ball to stretch is great fro your core strength. squeeze your muscles tight

0
0
12:33
10:10
33:37
12:00
13:28
06:57
10:00
03:18
09:16
11:29
15:08
03:30
06:56
06:44
05:10
08:24
09:49
04:56
14:39
05:05
09:27
18:16
03:15
15:06
11:56
09:47
05:23
08:24
29:12
13:26
10:41
05:29
16:20
05:19
06:33
10:48
06:03
08:17
24:18
07:41