Concussion discovery reveals dire, unknown effects of even mild brain injury

Even mild concussions cause severe and long-lasting impairments in the brain’s ability to clean itself, and this may seed it for Alzheimer’s, dementia and other neurodegenerative problems.

Spinal cord injuries: Scientists probe individual cells to find better treatments

Two top scientists are seeking answers to questions about spinal cord injuries that have long frustrated the development of effective treatments.