Construction plans for a weight rack, an adjustable incline/flat bench and a leg curl/extension machine. I’m an athlete—a competing bodybuilder—and a few years ago I was faced with a problem. In order ...

Leg extensions are one of the most effective exercises for isolating the quadriceps. Unlike compound movements like squats or lunges, the leg extension machine specifically targets the knee joint, ...

If you’ve ever been in a big-box gym before, you’ve seen plenty of guys doing classic leg exercises like squats and lunges and deadlifts. But there’s a good chance you’ve also seen a host of ...