Toenail fungus often starts with mild nail discoloration or lifting. It’s not usually serious, but the nails may thicken, become brittle, or fall off without treatment. Nail fungus (onychomycosis) is ...

Types of toenail fungus are more common than you think, especially as we age. Toenail fungus will not go away on its own—it does require medical treatment to cure it. It can take up to a year for ...