Yellow toenails should never be ignored. They're most often caused by a fungal infection that's contagious and hard to ...

The nails can be a window to health. Healthy nails are smooth and devoid of ridges grooves, spots, or discoloration. Discolored nails could be a sign of infection, drug reactions, or disease. Brown ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." Applying a fresh coat of nail polish can provide an immediate mood boost, but it can also be ...