Treatment Nails are hiding places for dirt and germs, and they can serve as a breeding ground for infection-causing bacteria and fungi.
Fungi are plant organisms, such as mold and mildew.
A fungal infection of the nails in when the fungus has invaded the nail and is actually living off of it. A fungal infection is one of the most difficult nail conditions to treat. In some cases, the nail may crumble and be permanently destroyed. Fungal infections of the nails are called onychomycosis. It is an infection of the nail bed and the nail itself.