Sit with back against pad and knees bent at 90 degrees; place front of ankles behind pad in line with knees. Lift legs up and out in an arc until straight, not locked (shown). Lower, then repeat. Weight: 20-40 pounds.
Weight Training 101 Don't pass up dumbbells because you feel intimidated in the weight room. Here's everything you need to know about training terms, etiquette and safety.