One of fiction’s most commonly used plot devices—a knock on the head used to render someone momentarily unconscious—is a lot more harmful in the real world. A new study published this week in The Lancet Psychiatry reaffirms that traumatic brain injuries (TBIs), even those that are relatively mild, are linked to a…
Source: Gizmodo – New Evidence Shows Even Mild Concussions Can Raise Risk for Dementia