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 ...

If your nails are brittle, thin and easily breakable, you may be wondering if it’s time to pay a visit to your dermatologist. While changes to the color, texture and shape of your nails aren’t always ...

A black line on your nail (medically known as melanonychia) causes a streak of dark pigmentation that runs along the nail bed. It can be a normal color variation, especially in people with darker skin ...

Nail infections represent one of the most underestimated health challenges facing Americans today, with medical professionals reporting that roughly 10% of the population battles this stubborn ...

Psoriasis can affect your nails, too. When it does it's called nail psoriasis. Most people develop nail psoriasis years after psoriasis begins. It's also possible to have nail psoriasis without signs ...

There are four main types of fungal toenail infections that differ by the organism that causes them and the parts and/or ...

Here are some signs that it may be time to give your nails a break. Credit...Eric Helgas for The New York Times Supported by By Erica Sweeney Q: I keep my nails near-constantly polished, but I worry ...

When doctors examine patients, they often look beyond the presenting symptoms to gather additional diagnostic information. Fingernails, frequently overlooked by patients, provide physicians with ...