Squat is
considered as the king of the lifts because it allows not only the quads to
develop but also the back, core, hamstrings and glutes. For this reason, squat
is the most important workout in your quest to build muscles. While your legs
are the main target, squats allow your body to release more testosterone and
growth hormone because they create an overall anabolic environment. So, if you
perform the squat properly, you can have a bigger, stronger leg muscles as well
as upper body and abs.