How can you tell when a meniscus tear is better?

Simple: The pain is getting better. You may also have had other issues with your knee that also are improving like clicking, catching, giving away, and swelling.

Decrease pain swelli: Decreased pain swelling and increased range of motion without pain. You should see your doctor to check if you are clear to resume you activiites.

Please see below: If you are sure there is meniscus tear you should do arthroscopy and take the torn portion out.

No pain or locking: Meniscus tears cause pain in the knee in the area it is located. It often will cause a sensation of locking where the knee can not be straightened out. Movement if bending and twisting of the knee will also cause pain.If you have these symptoms and they go away thats positive but meniscal tears rarely heal in the true sense. Arthroscopic surgery is necessary to make it truly better.