In this instance, they "may look yellow, brown, black, or even green," Weiss says. These can pop up anywhere on the nail, either in spots or vertically along the nail. Like many fungal infections ...

While pain is rare with nail fungus, severe cases of this condition may cause discomfort when wearing shoes or gloves. Related: What Causes a Toenail to Turn Black? Nail fungus occurs when certain ...

Even as a deadly second wave of Covid-19 ravages India, doctors are now reporting a rash of cases involving a rare infection - also called the "black fungus" - among recovering and recovered Covid ...