Subtle lines on your nails could be harmless—or a hidden signal your body is trying to send about your overall health.

A phenomenon called 'Terry's nails' can be a warning sign of early-stage heart failure or liver disease, such as cirrhosis ...

A pharmacist says there are several signs to watch for in the toenails that could be a sign that all is not well ...

Pharmacist identifies eight toenail warning signs that may indicate serious health conditions from cancer to diabetes ...