About plank exercise results of 5,254
03:27
12:37
04:24
03:44
03:17
02:20
02:51
03:07
04:40
03:21
02:28
03:34
02:31
03:54
07:05
02:52
04:30
03:07
02:18
04:31
02:48
02:52
03:29
04:54
02:55
56:41
79:29
27:24
24:27
20:17
12:50
13:21
12:55
11:45
13:45
15:39
14:14
13:08
14:19
15:29
13:57
02:30
03:31
03:51
06:48
03:41