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

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

A black line on the nail could be normal, such as when it is just a color variation. Other possible causes range from injury to certain medications for conditions like human immunodeficiency virus ...

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 ...

PEOPLE asked medical and nail experts to weigh in on the potential risks associated with the magnetic nail polish ...

An Ohio mother-of-two made a crucial health discovery after spotting black lines on her thumb during a routine nail appointment, as reported by Daily Mail. Ohio woman noticed black lines on her ...

Learn more If you're a press-on nail wearer, you know the struggle of the poor-quality pairs of the past that pop off after a simple task like washing my hands or opening a soda can. Thankfully ...