These black lines on fingernails may look like bruising or internal coloring - not like you just accidentally created an edgy ...

A dermatologist has warned that a specific mark on your nail could be a sign of a serious health problem – so it's important ...

From the mysterious white flecks that sometimes appear on nails to unusual ridging or changes in thickness, what do these ...

Michelle Tagliamonte, 58, was getting a manicure when she noticed the black lines on her thumb, which signaled the start of a ...

Longitudinal ridging, which is clinically known as onychorrhexis, occurs on the nails and may appear as vertical striations or lines that originate from the base of the fingernail and continue to ...

As we age, we often become more attuned to the messages our bodies send us. Aches and pains may prompt us to slow down or ...

Michelle Tagliamonte, 58, spotted faint black lines on the nail of her her right thumb while getting a manicure in September last year. But when the marks hadn't grown out by her next nail session ...

According to Dr. David Sinclair, a professor of genetics at Harvard Medical School, your nails are actually a clear sign of your biological age. And unfortunately, getting more frequent manicures ...

But the lines were still there. Related: Mom's Stage 4 Melanoma Spread from Fingernail to Brain, Says She 'Begged for' Scans That Could Have Caught It Sooner Tagliamonte went to a dermatologist ...