Anyone with osteoporosis should not do a crunch! It puts too much stress on the neck vertebrae!
texasartmama 7 months ago
you need to bring your sholders up not to your knees
ANTM55 3 years ago
Anyone with osteoporosis should not do a crunch! It puts too much stress on the neck vertebrae!
texasartmama 7 months ago
you need to bring your sholders up not to your knees
ANTM55 3 years ago