What makes squats fantastic? Builds Muscle in Your Entire Body Squats obviously help to build your leg muscles (including your quadriceps, hamstrings, and calves), but they also create an anabolic environment, which promotes body-wide muscle building. In fact, when done properly, squats are so intense that they trigger the release of testosterone and human growth hormone in your body, which are vital for muscle growth and will also help to improve muscle mass when you train o