To help us understand what those thin black lines on nails are and how to treat them, we turned to pros. Keep reading for everything you need to know. Experts Featured in This Article ...

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 ...

A black line on your nail may be a sign of regular pigmentation changes, injury, certain medications, or conditions like melanoma or hyperthyroidism. Skip to content Health ...

A look at a black line on the nail, a common change that can happen due to a range of causes. Included is detail on the diagnosis and when to see a doctor.

Melanonychia occurs when you have brown or black lines in your nails. Learn about melanonychia, including the types and causes.

A black line in your nail can be a sign of melanoma, or it can be a normal part of your nail bed. A woman's story can help you identify the difference. Updated May 1, 2023, 11:25 AM EDT / Source ...

Woman shares warning that 'black line on nail' could be sign of cancer. The NHS advises you get any dark lines on your nails checked by doctors. ... look for moles or spots that change colour, ...