3 exercises for your quads/thighs
Everybody wants strong, powerful quads—but the question is, how do you build up your legs without getting the kind of thunder thighs that only make sense if you’re an Olympic speed skater? According to Mike Donavanik, CSCS, creator of the top-selling “Extreme Burn” fitness DVD series, the key to attaining strength without bulk is staying off that quad extension machine.
“For many people, the quad extension places a lot of undue stress on the knee joint, even for those with healthy knees,” he adds. Instead, says Donavanik, “You can’t go wrong with functional movements like squats, lunges, and deadlifts.
Source: The 3 Quad Exercises Every Man Should Know: The Daily Details: Blog : Details
These are safe exercises, but they have to be done with proper form to be safe and effective