The squat, as one of the golden movements of strength training, can exercise a lot of muscle parts, summarized in the following aspects: the first aspect is the exercise of the lower limb muscles, covering almost most of the lower limb muscles, such as the quadriceps, also known as the rectus femoris, lateral femoral muscle, medial femoral muscle and the middle femoral muscle. In addition, including hamstrings, also known as the biceps femoris, for the gluteal muscles exercise effect is also very good, also includes the calf flexor and extensor muscle group exercise. The second aspect of the squat can exercise to the core muscles of the waist and abdomen, including the erector spinae, lumbar muscles and other muscles responsible for the stability of the waist, in addition, there are abdominal muscle groups. The third aspect of the squat can be exercised to the back muscle groups, in the deep squat when the back and core tense, so the muscles of the back also have a good exercise effect.