"Grey's Anatomy" star Camilla Luddington recently revealed she has been diagnosed with Hashimoto's disease, an autoimmune disorder. The British actress, known for her role as Dr. Jo Wilson, shared the news on the "Call It What It Is" podcast in an episode aired on Wednesday, which she co-hosts with fellow "Grey's Anatomy" star Jessica Capshaw.

I joke about being slothy, just a little slower. ... It never occurred to me that there could be a medical reason for that,” the actor said.