Performing complex cognitive tasks leads to glutamate accumulating in a key region of the brain, a study finds, which could explain why mental labor is so exhausting.

Researchers report molecular evidence of traumatic brain injury in headbutting animals, but other experts aren’t convinced.

McCrory left his post as chair of the influential Concussion in Sport Group after several of his editorials appeared to plagiarize other researchers’ work.

As the year draws to a close, we look back on researchers we bid farewell to, and the contributions they made to their respective fields.

She wrote the book on brain injuries.

Researchers studying rats claim to have found a novel connection between damage on one side of the brain and problems with the posture or movement of limbs on the opposite side of the body.

Two out of three people who received noninvasive ultrasound appear to have gained some level of consciousness, according to preliminary trial results.

Studies of the rosette-like structure can reveal clues to brain recovery after injury.

New methods of visualizing tissue are presented at the Society for Neuroscience meeting.

Patients who suffer a traumatic brain injury may exhibit abnormally abundant tau protein many years later, a new in vivo imaging technique reveals.

A study hints that it might be possible to diagnose chronic traumatic encephalopathy, a neurodegenerative disease associated with frequent head injuries, while patients are still living.

The EEG-based method could help clinicians identify patients with severe brain injuries who are actually capable of some cognitive function, despite appearing unresponsive.

People who have suffered traumatic brain injury had slower reaction times and more false starts after disrupted sleep than healthy controls, according to a study presented at the Society for Neuroscience meeting.

Levels of tau, amyloid-β 42, and IL-10 extracted from extracellular vesicles that started out in the brain were higher in military personal suffering head injuries compared with healthy soldiers.

When a mouse’s brain undergoes traumatic injury, immune cells clear the dead from the affected area, after which blood cells swoop in to repair blood vessels.

The diagnostic measures two proteins indicative of brain injury.

The compound, BCI-838, is already in human clinical trials as a possible treatment for depression.

Low-intensity activation of the vagus nerve appears to have increased a patient’s awareness of his surroundings after 15 years without communication.

A Congressional investigation indicates that the National Football League may have sought to steer millions of dollars in National Institutes of Health funding away from one of its critics.