You peel off your running sock and – alas! – there it is: your first bruised toenail. Many runners view bruised toenails as a right of passage, but you are no less of a runner if you never get one. In ...

Blunt trauma to your eye can cause an injury known as a bruised retina, or commotio retinae. This usually heals on its own within a week or up to a month, though that largely depends on how severe the ...