White spots on nails (known as leukonychia) are a common condition that may affect one nail or multiple nails. Leukonychia may appear as spots, bands, or streaks. Leukonychia is generally harmless and ...

Clubbed nails have a distinctive curvature and softness. This nail change can be harmless, but it may be a sign of lung or heart disease. Seeking medical care if your nails change shape or become ...

Vertical fingernail ridges are usually harmless and often appear due to aging. Horizontal ridges might indicate health issues like vitamin deficiencies or infections. Good nail hygiene can help ...