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 ...

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 ...

Thick, yellow, and brittle toenails are often caused by fungal infections like onychomycosis, which thrives in moist environments and on keratin. Risk factors include diabetes, poor circulation, and ...