Bleeding occurs when trauma damages a blood vessel. When that trauma involves your head—whether the scalp, skull, or brain—it’s considered a head injury. These head injuries range in severity from a ...

If head injuries such as concussion, brain trauma, or skull fractures are not treated promptly, the long-term consequences can be significant, which may include persistent cognitive impairment such as ...

Symptoms can appear hours later, even when someone initially seems fine after an accident.