If you're a runner, you know that black toenails are common—but that doesn't mean you have to put up with them. Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a ...

Pills and potions don't always cut it - when it comes to this fungal infection, we need to bring out the big guns ...

Signs that your toenail fungus is dying include reduced discoloration, the nail texture returning to normal, and fresh, healthy nail growth. Toenail fungus (onychomycosis) infections are typically ...