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cte study 99 percent brains dead nfl players gupta lklv_00001325
cte study 99 percent brains dead nfl players gupta lklv_00001325

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    Study: CTE in 99% of dead NFL players

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Study: CTE in 99% of dead NFL players

CTE,was found in 99% of deceased NFL players' brains that were donated to scientific research, according to a study published in the medical journal JAMA. CNN's Dr. Sanjay Gupta has more.

Study: CTE in 99% of dead NFL players

CTE,was found in 99% of deceased NFL players' brains that were donated to scientific research, according to a study published in the medical journal JAMA. CNN's Dr. Sanjay Gupta has more.