Former NFL quarterback Brett Favre revealed Wednesday that he has recently been diagnosed with Parkinson's Disease.

Dr. Arif Dalvi, Director of the Comprehensive Movement Disorders Program at Palm Beach Neuroscience Institute, Director of the St. Mary's Medical Center Memory Disorders Center and Physician Chief of the Movement Disorder Program at Delray Medical Center, talked to WPBF 25 News, providing an overview of the disease, signs and symptoms, treatment and outlook.