By Dr. Brian McDonough, Medical Editor
PHILADELPHIA (CBS) – Osteoarthritis is a condition that occurs as the protective cartilage in the joints wears down over time – it’s more common in people over 50 and people who are overweight. The cartilage essentially wears away.READ MORE: New York City Announces First-In-The-Nation Vaccine Mandate For Private Companies
When working properly, the cartilage actually acts like a cushioning surface in the body but when it’s damaged a person can actually have areas of a joint where bone rubs against bone.
The most common symptom is, not surprisingly, pain.READ MORE: Sharon Gless On Book 'Apparently There Were Complaints: Cagney & Lacey 'Changed The History Of Television For Women'
In addition, with activity, there is a limited range of motion, stiffness, tenderness, and swelling around the knee. Often, people will say they feel as if the knee is going to give out.
Exercise with minimal weight bearing – like swimming – and weight loss can make a big difference.
We recommend switching to sports that are less traumatic.MORE NEWS: Sunoco Ordered To Dredge Part Of Ranger Cove, Pay $4 Million Over Mariner East 2 Spill
When we talk about osteoarthritis, part of it is lifestyle and part of it is medical treatment to do well.