An ACL tear is a common knee injury involving a rupture of the anterior cruciate ligament (ACL), which is crucial for stabilizing the knee joint. This injury often occurs during activities that involve sudden stops, pivots, or changes in direction, such as sports. Symptoms typically include sharp pain, swelling, a feeling of instability, ranging from subtle pain while walking on irregular surface or getting down the stairs to subluxation in the late stages this leads to apprehension of meniscal tears and early Osteoarthritis