The former "Grey's Anatomy" actor shared details of the progression of his symptoms and the emotional toll of living with the neurological disease.

ABC News correspondent Dr. Darien Sutton receive an exclusive look at the first FDA trial testing robotic telesurgery with the surgeon in Florida, the patient with prostate cancer in Africa.

Morgan Spector and Carrie Coon sit down with ABC News’ Linsey Davis to unpack what fans can expect from the third season of ...