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Researchers test blood flow in athletes’ brains to find markers that diagnose concussions

A hard hit to the head typically prompts physicians to look for signs of a concussion based on symptoms such as forgetfulness, wobbly gait and disorientation.
But symptoms such as those are subjective, says physiologist Sushmita Purkayastha, Southern Methodist University, Dallas.
Now a new study aims to find noninvasive objective indicators to diagnose whether an athlete has suffered a concussion. Continue reading

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