Celine Dion has stiff-person syndrome, a one-in-a-million diagnosis.These are its symptoms.

Celine Dion’s Stiff-Person Syndrome Is ‘a Really Difficult and Disabling Disease,’ Expert Says

Celine Dion Made Her Fortune ~All By Herself~! Details on the Pop Superstar’s Net Worth

What Is Stiff-Person Syndrome? Celine Dion’s Neurological Disorder Explained