Long nails may make a fashion statement, but there are microorganisms lurking underneath that can cause potential infections, according to a recent USA Today report. "The longer the nail, the more ...

Healthy nails are smooth, with no spots or discoloration. They don’t have pits or grooves, although they may have vertical ridges. Nails that are cracked, split, or brittle can sometimes be a sign of ...

Many different health conditions can cause ridges and other changes in the nails. Vertical ridges in the fingernails are the most common and are typically harmless. Alternatively, horizontal ridges ...