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Brett Favre's Parkinson's diagnosis raises questions about football and brain damage

03:48

September 25, 2024

Former NFL quarterback Brett Favre testifies before the House Ways and Means Committee at the Longworth House Office Building on Sept. 24, 2024 in Washington, DC. Favre testified on reforming Temporary Assistance for Needy Families (TANF) and the misuse of welfare funds. (Kevin Dietsch/Getty Images)

Former football star Brett Favre has Parkinson’s disease. He made the announcement Tuesday during a congressional hearing about his potential misuse of federal welfare funds. Favre's diagnosis has raised new questions about the connection between football and brain damage.

We hear from Dr. Thor Stein, director of molecular research at Boston University’s CTE Center.

This segment aired on September 25, 2024.

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