Just doing my bit for the fitness community
2:26
No DOMS after back day
Mark Costanzo
Shared 2 years ago
51 views
5:42
Front double bicep tutorial
Shared 3 years ago
272 views
2:19
Triceps Face Scrappers
39 views
0:31
495lb bench press
9:29
Master stomach vacuum
346 views
2:38
How to do Side laterals the right way
24 views
3:07
How to JM press
52 views
3:28
How to barbell row braced against a wall
245 views
Mark Costanzo
Mark Costanzo
