Toenail changes often serve as early warning systems for underlying health conditions, with fungal infections representing one of the most common yet overlooked indicators of immune system function ...

Cellulitis is a bacterial skin infection that often affects the legs and feet. A person may develop cellulitis in the toenails due to another infection, such as athlete’s foot, or as a symptom of an ...

Medically reviewed by Danielle McNeil, D.P.M Key Takeaways Subungual onychomycosis is the most common type of toenail fungus and affects the nail bed and underside of the nail. White superficial ...

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 ...

Dear Doctor K: My big toenail has become thick and yellow and has started to separate from the nail bed. It also smells unpleasant. What's wrong with my toenail, and what can I do about it? Dear ...

Toenail infections might seem like minor inconveniences, but medical experts warn they can spiral into severe complications if ignored. Known in medical terms as onychomycosis or paronychia, these ...