The Gluteus Maximus is the largest muscle in the human body, located in the buttocks. It plays a crucial role in various movements, including hip extension, outward rotation, and stabilization of the pelvis. This muscle is essential for activities such as walking, running, and climbing stairs. In addition to its functional importance, the Gluteus Maximus contributes to the overall shape and appearance of the buttocks. Strengthening this muscle can improve athletic performance and support proper posture. Exercises like squats and lunges are effective for targeting the Gluteus Maximus and enhancing its strength.