The FDA just approved the first-ever blood test that can diagnose concussions

The human body can become damaged in a seemingly endless number of ways, but doctors have long known that brain trauma is particularly dire. It is not only devastating, but also hard to detect. Diagnosing an individual with a concussion is sometimes a shot in the dark even for trained medical professionals, as symptoms aren't always apparent and reliable tests like CT scans are incredibly costly and time-consuming. Now, for the first time ever, the FDA has approved a new type of blood test that ...