Arthritis Myth or Fact: Losing as little as 5 pounds can make a big difference to OA symptoms.

Fact. For every pound you gain, you add 2-3 pounds of pressure across your knees, White says. So even a small weight loss can produce drastic changes, reducing osteoarthritis symptoms and pain.

"If people just lost a little weight -- only 5 or 10 pounds -- it'll make a big difference to the progression of the disease," says White.