About plank exercise results of 5,231
04:31
13:27
45:24
02:41
18:57
02:35
08:39
09:17
00:46
03:30
03:38
00:56
12:31
06:13
07:17
24:59
02:01
12:22
10:06
08:53
11:28
36:13
05:13
25:30
04:49
10:10
01:37
09:12
08:04
02:40
07:09
04:53
06:04
05:23
02:51
23:20
03:05
02:09
08:45
01:17
02:44
05:38
03:39
08:45
02:43
45:15