About plank exercise results of 5,171
21:53
16:37
17:18
20:23
13:33
134:34
47:24
33:50
38:17
55:08
55:08
35:06
40:24
104:13
69:35
59:22
60:56
51:37
125:35
265:56
23:30
21:42
38:04
26:29
17:37
36:08
22:31
23:40
21:13
21:10
26:26
34:16
16:17
34:38
18:17
23:48
24:51
27:49
20:25
24:21
25:32
24:18
22:39
23:22
20:33
23:09