This is a basic stopwatch plank workout that is beginner / intermediate. It is key to watch your form and if you feel yourself straining come down until you build up your strength. There is a short warm up! #planktochange
This is a basic stopwatch plank workout that is beginner / intermediate. It is key to watch your form and if you feel yourself straining come down until you build up your strength. There is a short warm up! #planktochange