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 ...

Subungual onychomycosis is the most common type of toenail fungus and affects the nail bed and underside of the nail. White superficial onychomycosis causes white spots and flaky patches on the ...

Nails may hurt due to an infection, nail biting, injury, or other causes. Treatment depends on the cause and may involve home remedies and medical treatments. Nail pain may be due to temporary issues ...