"It seems appealing, the ass-to-grass squat. It's certainly not a quarter-squat, so it passes the seriousness test. No one can doubt your sincerity, your commitment to no-bullshit training. Nobody else in the gym is doing them, so they always provide the moral High Ground. And they are easy to teach, since the bottom is hamstrings touching calves, or some version thereof. But they are not optimum, and here's why."

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