About- A torn meniscus is a common injury in which forceful twisting or rotating knees cause meniscus to tear in the knee. A meniscus is C-shaped pieces of cartilage that act as a cushion between the shinbone and the thighbone.
Symptoms-
A popping sensation
Difficulty straightening the knee fully
Feeling of the locked knee while moving
Pain, especially when twisting or rotating the knee
Swelling or stiffness
Causes-
Aggressive pivoting
Sudden stops and turns
Kneeling or deep squatting
Lifting something heavy
Degenerative changes of the knee for older adults
Participating in some sports such as football, basketball, soccer, tennis