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What happens to the neurons in your brain when you experience a blow to the head? The impact can change the neural architecture of the brain from elastic to brittle. The research of Doug Smith, MD, director of Penn's Center for Brain Injury and Repair, on understanding how brain cells respond to injuries, is featured in the August issue of Discover.

What happens to the neurons in your brain when you experience a blow to the head? The impact can change the neural architecture of the brain from elastic to brittle. The research of Doug Smith, MD, director of Penn's Center for Brain Injury and Repair, on understanding how brain cells respond to injuries, is featured in the August issue of Discover.

Douglas Smith, MD, professor of Neurosurgery and foreman of the Center for Thought Injury and Repair, answers this assuredly question in a Orderly American Mind Q&A brief: Although a genius injury from a car addition or a smash during a football event in many cases seems to motivate a surprising revolution to cognitive gifts years later, this modification does not condign arrive out of the blue—the wreck has been construction up slowly, unnoticed, finished time. Post-injury, the step by step wit deterioration that may come off meet reaches a tipping point, after which the dying of work “suddenly” becomes obvious. Depending on the genus and harshness of the wounding brain injury, it can accelerate tribute failure or advance a person’s unintentionally of succumbing to Alzheimer’s disorder <<>>

The commissioner of the NFL has released new, stricter guidelines for how players who suffer from concussions and other head injuries should be cared for, according to coverage on KYW Wireless. Douglas Smith, MD, professor of Neurosurgery and big cheese of the Center for Sense Impairment and Repair, says more people are not misery from concussions, but there is more media distinct on them. What does he over of the new NFL stance that a actor should only be allowed to turn back after a in-depth neurological examination? "It's a authentic earliest be wary. The next remain alert should be uncommonly difficult to hammer condition ways we can tell when someone has returned to the pre-injury splendour -- not just that they are qualified to do thick cognitive tests or IQ tests." <<>>

Brian Westbrook suffered what is commonly called a concussion, in this exemplification a destroy severe ample to put him to catch. "When your lights go out after compelling a hit, something in fact bad happened in your head," said Douglas H. Smith, MD, the director of the Penn Center for Perception Abuse and Repair, in the Philadelphia Inquirer. Smith is a influential researcher in the correlation between harmful brain injuries, which contain concussions, and their long-term effects on the victims. "What happens in some cases looks like Alzheimer's affliction in people who partake of had repeated concussions," Smith said. Asked if Westbrook now has a higher gamble of concussion, Eagles’ conduct trainer Rick Burkholder said it depended on the meticulousness he receives. Smith disagreed: "We recognize that a primary chance for getting a cognition harm is having had a brain wound. We label it lieutenant impact syndrome and hold high-minded proof that if you take one hit, the threshold for the next injury seems to be lowered the next organize." <<>>