The retired N.F.L. quarterback Brett Favre told a congressional committee on Tuesday that he had been diagnosed with Parkinson’s disease, a progressive, incurable condition that causes tremors and stiffness,

Sadly, I also lost an investment in a company that I believed was developing a breakthrough concussion drug I thought would help others,” Favre said. “I’m sure you’ll understand, while it’s too late for me because I’ve recently been diagnosed with Parkinson’s,

Former Vikings quarterback Tommy Kramer says he has been diagnosed with dementia and was inspired to share the news after Brett Favre revealed he has Parkinson's disease.