View this post on Instagram No Bad Exercises- Day 9 Crunches! Do your abs pull your ribs towards your pelvis? I’d repeat flexion good for you? A post shared by Michael Boyle (@michael_boyle1959) on Jun 27, 2019 at 5:09am PDT
No Bad Exercises- Day 9 Crunches! Do your abs pull your ribs towards your pelvis? I’d repeat flexion good for you?
A post shared by Michael Boyle (@michael_boyle1959) on Jun 27, 2019 at 5:09am PDT