Blue fingernails may be due to a low level or lack of oxygen circulating in your red blood cells. Other causes include chronic conditions and cold temperatures. Having a blue tint to your ...

Most of the time, ridges in fingernails are a typical sign of aging. However, it’s important to pay attention to fingernail ridges and other nail changes . These might be the first signs of a ...

When I looked down at my finger, I saw lots of blood and a huge crack across my ... Fingernails grow an average of 3.47 millimeters a month according to one 2010 study published in the Journal of ...

I didn’t expect to faint at the sight of my son’s blood.As a mother, my job is to nurse boo-boos -- and when when my son came to me after smashing his thumb a few months ago, I prepared to do ...