Brittle One of the most commonly reported nail problems is rough, splitting nails that may also crack easily. Officially called onychoschizia, brittle nails are usually caused by repeated wetting and ...

Faint black or brown streaks on nails are often harmless, but scientific evidence shows they may sometimes signal subungual melanoma, a rare yet aggressive skin cancer.

Developing a new and persistent cough, as well as wheezing or coughing up bloody phlegm are all symptoms that could signal problems with your lung health and potentially be early signs of lung cancer.

Experts have advised people to monitor their fingernails for any peculiar changes that might indicate potentially serious ...

If you’re wondering how long you’ll live, the answer could be right at your fingertips. According to Dr. David Sinclair, a professor of genetics at Harvard Medical School, your nails are actually a ...

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 ...