Cracking your knuckles causes arthritis — you probably know that's an old wives' tale. Though it could injure ligaments around the joints and lead to weaker grips, there's no proof every pop puts you one step closer to arthritis — specifically osteoarthritis.

WHITE ROCK – Arthritis can be defined simply as joint inflammation. It can be caused by injury or excessive strain on a joint, which causes cartilage to wear away. This can lead to chronic pain and lack of mobility, and also physical disability as we age.

WHITE ROCK – Arthritis can be defined simply as joint inflammation. It can be caused by injury or excessive strain on a joint, which causes cartilage to wear away. This can lead to chronic pain and lack of mobility, and also physical disability as we age.

At the tender age of 10, Julia Fong of Los Angeles already has two medical conditions that more often affect adults: arthritis and uveitis, an eye condition that can lead to blindness.

ATLANTA and PORTLAND, Ore., March 2, 2011 /PRNewswire-USNewswire/ -- Two leading patient advocacy organizations have joined forces to educate people about psoriatic arthritis, an inflammatory disease that can lead to joint damage, especially if not diagnosed and treated early. The Joint Smart Coalition, launched today by the Arthritis Foundation and the National Psoriasis Foundation in ...