To find out if yellow nails are due to a deficiency, you'll need a blood test to check nutrient levels. Once a deficiency is ...

As simple an issue as yellow nails may seem, it can be tough for even experts to pinpoint the cause. "Every time somebody comes in with a nail change, I put on my super-sleuth hat," Dr. Kristen Lo ...

Support local journalism. A digital subscription is incredibly affordable and makes you the most informed person around. Click here and subscribe today. Gloria, 45, is a bartender who noticed she has ...

Clubbed nails have a distinctive curvature and softness. This nail change can be harmless, but it may be a sign of lung or heart disease. Seeking medical care if your nails change shape or become ...