I have a Bruise under my finger nail how long will it go away?

That ';bruise'; is probably dried blood. You may've slammed your finger in a door of something by accident and that blood will clot on the surface underneath the nail. It's nothing to worry about, once the new skin grows back underneath the blood, the dried blood will work it's way out.I have a Bruise under my finger nail how long will it go away?
it will take until the nail grows out, the bruise is pretty much stuck there, unless it is under the skin, then a few daysI have a Bruise under my finger nail how long will it go away?
Depending on how bad it is most likely until your nail falls off.
Till the nail grows out. It could take weeks, like mine did.
Are you sure it is a bruise? If you are African American, this is a common place to get something called Acral Lentiginous Melanoma, a type of skin cancer. Not trying to scare you. If you smashed your nail, its probably a bruise.

maybelline