During a congressional hearing, Hall of Fame quarterback Brett Favre disclosed his recent diagnosis of Parkinson's disease. Favre, who has been involved in a controversial Mississippi welfare case, discussed his investment in Prevacus, a company developing a concussion drug that has faced legal issues. He expressed his disappointment in losing money on the investment and emphasized the importance of concussion research, especially given his own history of concussions during his NFL career.

• Brett Favre's diagnosis of Parkinson's disease highlights the long-term effects of concussions in football.
• The misuse of welfare funds in Mississippi raises significant ethical concerns.