A skin specialist has warned of one of the subtlest signs of skin cancer — after spotting the unusual mark on her husband's ...

When David Edges's wife spotted a faint brown line on his toenail, he didn't think it was anything to worry about. But Kelly, 47, a skin specialist in the beauty industry, was instantly concerned, ...

Most drug tests use saliva or urine, but researchers from the University of California-San Diego Medical Center and Harvard School of Public Health found that examining men’s toenail clippings was the ...

Many nail polish brands have reformulated over the years in response to health concerns, but not all products on the market are equally safe. Some older formulas and certain mainstream brands ...

When Maria Delgado noticed a dark streak under her big toenail, she assumed it was from dropping her gym bag on her foot. Six months later, that seemingly innocent mark led to a diagnosis that saved ...

Current evidence shows skin cancer risk from UV gel-drying lamps is low — but not zero. For those with repeated exposure, experts recommend using sunscreen. The gel nail polish ingredient ...