Céline Dion asked herself if it was her “fault” she was afflicted with Stiff Person Syndrome when she was first diagnosed with the rare condition. The 55-year-old singer, who revealed in 2022 she was suffering the neurological disease, made the admission while also opening up about how she is still taking it “one day at a time” as she learns to “live with” the illness. She told the new issue of Vogue France when asked how she was coping with her SPS: “I’m well, but it’s a lot of work. I’m taking it one day at a time. “I haven’t beat the disease, as it’s still within me and always will be. “I h…