Originally Posted by
Rodja
Here's the problem with personal trainers:
It's too easy to become one and most of them don't know jack shit outside of what is taught in their textbook. First, going to failure on squats is not a good idea. As you already touched upon, most people's technique goes to hell and injury is possible. Second, thinking that squats are a quad exercise is 100% incorrect; it is a movement that engages the thighs, hips, and, to an extent, the core and upper back. Finally, half squats will most likely lead to imbalances and tightnesses in the hips and quads.