Thick, yellow, and brittle toenails are often caused by fungal infections like onychomycosis, which thrives in moist ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Growing out your nails is no easy feat, especially if genetics aren’t on your side, you’re a nail biter, ...

Ingrown toenails can be caused by too-tight shoes, a fungal infection, or improperly cutting your nails.