What is Toenail Fungus?

Toenail fungus, called onychomycosis in the medical profession, affects up half of all Americans by the age of 70. The infection occurs when tiny spores of fungus find their way into the bed of the nail and then grows and spreads in the warm, moist environment. This is also the same thing that happens with nail fungus. If you're worried about toenail fungus, you may want to look into the symptoms and causes of toenail fungus to determine if you have it and how you got it. You may also want to check out who is at risk of toenail fungus to see if you have a vulnerability to fungus.