Tip - Concussion-Topic Overview

What is a concussion? A concussion is a brain injury that is caused by a sudden blow to the head or to the body. The blow shakes the brain inside the skull, which temporarily prevents the brain from working normally.Some people have obvious symptoms of a concussion (such as passing out or feeling lightheaded), while others do not. With rest, most people fully recover from concussions within a few
Tags: brain bruise, brain bruise (contusion)