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Concussion Reduces Blood Flow To Brain Which Often Lasts More Than 30 Days

The absence of concussion symptoms doesn't mean the brain has fully recovered, suggests two new studies, one finding that blood flow and carbon dioxide levels in the brains of athletes are reduced under the stress of exercise for three to seven days after a concussion, the second finding significant reductions in cerebral blood flow in young athletes which persisted more than 30 days after injury.

After Concussion: Physical and Cognitive Rest Essential, Academic Accommodations Sometimes Required

In most cases, athletes who get five days of complete physical and cognitive rest and stay home from school after a concussion can return to the classroom the following week, but some may need academic accommodations, says Dr. William P. Meehan, III.

After Concussion: Physical and Mental Rest Keys to Recovery

After a sports concussion physical and mental (e.g. cognitive) rest are keys to recovery, says Dr. William P. Meehan, which means no video games, homework, or other activities that tax the brain and force it to work extra hard.

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