ACL plays a crucial role for knee stability and movement. Injuries often occur during athletic play, especially with sudden cuts, sudden stops, or jumping, like soccer, basketball, and tennis. Mild injuries may not cause much a noticeable sound or swelling, but serious injuries can bring a loud pop sound and major swelling. women are at higher risk than males, due to factors like anatomy, muscle strength, and playing style. rehabilitation and reconstruction surgery are common treatments for ACL injuries, aiming to restore function and strength.