Bettman again refutes CTE-concussion link

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NHL commissioner Gary Bettman has once again maintained that there is not enough data yet to draw conclusions about the link between sports-related concussions and long-term brain degeneration.

This came in a 24-page letter he wrote to U.S. Senator Richard Blumenthal that was posted on The New York Times’ website Tuesday night, answering a series of questions put to him by the Connecticut Democrat on the NHL’s stance on concussions and the brain disease chronic traumatic encephelopathy (CTE).

“[T]he science regarding CTE, including on the asserted ‘link’ to concussions…, remains nascent, particularly with respect to what causes CTE and whether it can be diagnosed by specific clinical symptoms,” Bettman wrote in the letter to Blumenthal.

Bettman said the NHL and the player association’s medical advisory consultants will continue to …

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