Most people think of nails as something you paint, trim, or show off, but they’re actually tiny health reporters. The way ...

Your fingernails might seem like simple protective coverings for your fingertips, but they’re actually sophisticated diagnostic tools that can reveal crucial information about your protein intake.

They’re trying to put the “cure” in manicure. Researchers from Emory University and Georgia Tech developed a smartphone app to screen for anemia using images of a person’s fingernail beds instead of ...