Beyond trimming and painting, nails offer vital health clues. Doctors examine nails for early signs of liver, lung, heart ...

A groundbreaking new study introduces an AI-powered smartphone app that noninvasively screens for anemia using a photo of a user's fingernail. The study shows the app provides hemoglobin estimates ...

Nearly two billion people across the world suffer from a blood condition called anemia. People living with anemia have a lower than average number of red blood cells, or the hemoglobin (Hgb) protein, ...

The nail condition koilonychia produces spoon-shaped nails, because iron deficiency causes anemia. The growth of nail cells depends on iron transport which enables oxygen delivery, so decreased iron ...