Medically reviewed by Susan Bard, MD Melanonychia, a black line on your nail, can be a sign of melanoma or benign pigmentation changes.Injuries, medications, and conditions like hyperthyroidism may ...

Fingernails, often overlooked, are biological indicators of health. Conditions like clubbing, white flecks (leukonychia), ...

A nail technician has claims that your nails could reveal whether you’ve got underlying health conditions – and two of her clients found out they had tumors, all because of their nails. Nail ...

Melanonychia is a brown or black stain in your fingernail or toenail. You can have a dark line on one nail, a few nails, or all of your nails. The line is caused by the natural color in your body ...

Splinter hemorrhages appear as dark, vertical lines under your fingernails or toenails. The most common cause of splinter hemorrhages is trauma to your nail. See a doctor if you have splinter ...

They say it’s never good to Google your symptoms as it can send you down a rabbit hole. For New Bedford’s Kaeleigh Sousa, it proved to be a lifesaver. “One of her friends at school suggested that we ...

Endocarditis is inflammation in the heart’s inner lining. One possible symptom is splinter hemorrhages, thin red or reddish-brown lines under the fingernails. These lines appear when small blood ...

We tend to think of nails as purely cosmetic: something to paint, file extend, and generally made look pretty.

Michelle Tagliamonte, 58, was getting a manicure when she noticed two black lines, which signaled the start of a fast-spreading cancer Kennedy News & Media Michelle Tagliamonte, 58, noticed black ...