Dear Ed,You put yourself at risk of injuring your disk with those exercises.
It would be better to use exercises like leg extension curls or leg press.
Kind regards
Dr Anthony Gambale
Posted By dr Anthony Gambale on February 17, 2010 at 10:14:31:
In Reply to: Squats
posted by Ed Razook on February 05, 2010 at 15:29:46: