Céline Dion tried to pass off her stiff-person syndrome as a sinus infection before her diagnosis, but couldn't bear 'lying' to her fans

• Céline Dion spoke with Today's Hoda Kotb about the challenges of living with stiff-person syndrome.
• Before her diagnosis, Dion said she had a sinus infection or other illness when she had to cancel shows.
• But she said that the "burden" of not telling the truth about her condition was "too much."

Céline Dion opened up about the "very difficult" challenges of living with stiff-person syndrome, and said she initially tried to brush off the illness as her body being run down from touring.