Arthritis in the knees can be a debilitating condition that affects a person's mobility and quality of life. Find out about types of knee arthritis, signs to watch for and treatment options.

Knee osteoarthritis occurs when the cartilage in your knee joint wears away. When this happens, the bones in your knees will rub against each other, causing pain, swelling, and stiffness.

A meniscus tear often occurs during activities that involve twisting or rotating the knee, such as pivoting during sports.

A meniscus tear is one of the most common knee injuries, and it’s known for causing significant pain, swelling, and restriction of movement that can seriously disrupt an active lifestyle.