Medically reviewed by Susan Bard, MD A black line on the nail could be normal, such as when it is just a color variation.

A black line on your nail (medically known as melanonychia) causes a streak of dark pigmentation that runs along the nail bed ...

A WOMAN has shared how she found a worryingly small early symptom of cancer on her husband’s toenail – which was dismissed by doctors as a fungal infection. David Edges wasn’t concerned when a ...

Lucy Notarantonio is Newsweek's Senior Lifestyle and Trends Reporter, based in Birmingham, UK. Her focus is trending stories and human interest features ranging from health, pets and travel.