After living with multiple sclerosis for two decades ... In PEOPLE’s exclusive clip from their new podcast, MeSsy—which debuts March 19 and also tackles life's challenges beyond MS—Applegate ...

Tom Rinaldi tells the remarkable story of Kayla Montgomery -- who, despite being diagnosed with multiple sclerosis, has become one of the best young distance runners in the country.

The money will help the foundation fund more space based research on brain cells in order to fight Parkinson's disease, Alzheimer's and multiple sclerosis. At Kentucky State Capitol today ...