About plank exercise results of 5,253
10:27
08:14
08:41
13:52
07:33
12:51
14:43
08:38
08:59
07:36
09:28
08:55
11:15
13:47
10:35
10:03
13:10
09:21
09:16
09:17
13:29
10:01
07:08
08:35
09:22
09:11
10:01
08:31
08:41
15:09
10:57
07:36
08:28
07:44
08:57
08:43
09:16
07:16
35:42
33:56
17:13
23:57
23:49
30:34
25:01
20:54