Twisting movements from the knee through sport can cause the meniscus to tear. A sudden twisting movement in the event the foot is planted to the bottom. These tears come about while participating in sports activities. The AHRQ Learning Wellbeing Process (LHS) panel nominated this matter for SR to AHRQ. https://www.theorthopaedicandpainpractice.com/the-benefits-and-risks-of-knee-replacement-surgery/