Nails can develop ridges for several reasons, ranging from harmless causes like aging or nail injury to more serious concerns like nutritional deficiencies or underlying medical conditions.

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Alopecia areata (hair loss) may also cause vertical ridges and onychorrhexis (splitting). 6. Severely Bitten Nails Onychophagi (nail biting) is a common habit. It's usually brought on by stress or ...

Lung cancer accounts for 21 percent of all cancer deaths in the UK, with its warning signs often not showing until the ...

Hapalonychia, commonly known as eggshell nails, is a chronic condition that causes the nails to become soft, thin, and weak. The nails typically feel very thin, like eggshells. Aging is a common ...

To find out more about the causes of peeling nails, we tapped Dr. Lal, as well as nail expert Amy Ling and dermatologist Dana Stern, M.D. The good news? Not only are brittle nails treatable ...