Christina Applegate Says Her MS Was Misdiagnosed NYT - Top Stories By: Maggie Astor 20 October 2026 at 23:07 The actress, who was given a diagnosis of multiple sclerosis in 2021, was told by a doctor that she doesn’t have it after all. © Tawni Bannister for The New York Times“You don’t get misdiagnosed and then all of a sudden I’m better,” Christina Applegate said on Tuesday, after learning from her doctor that she didn’t have multiple sclerosis after all.