About plank exercise results of 5,170
04:59
03:24
04:41
06:25
04:20
06:47
06:24
09:00
05:04
11:23
10:11
09:19
09:06
01:26
01:59
01:36
04:06
01:32
11:36
08:54
07:25
07:31
06:58
14:32
29:31
16:26
08:17
05:42
14:01
05:27
05:07
08:34
01:36
01:42
04:54
02:39
04:25
04:40
04:10
03:23
10:57
06:28
01:52
01:56
01:53
02:40