What are some physical therapy exercises for a torn meniscus?

Repair. Torn meniscus cartilages should be saved if at all possible. While exercising with a bike and a pool are usually safe, repair is preferred.
Meniscal tear . Straight leg lifts ( with or without ankle weights) performed on your backs and sides combined with rest may help reduce your symptoms. Unfortunately most meniscal tears at your age will not heal and will remain symptomatic without surgery.