Medically reviewed by Danielle McNeil, D.P.MMedically reviewed by Danielle McNeil, D.P.M There are three main types of toenail fungal infections, also known as onychomycosis or tinea unguium ...
7 Things Your Nails Can Reveal About Your Health The most common reason for toenails with a yellowish discoloration is nail fungus, scientifically known as onychomycosis. You might pick up toenail ...