Two people who are living with stiff person syndrome — a rare neurological disorder that causes muscle rigidity and spasms — shared with Fox News Digital what their experience has been like.

Stiff-person syndrome, aka Moersch-Woltman syndrome, is a neurological disorder that can cause symptoms such as stiffening in the muscles of the trunk, along with stiffness and rigidity in the ...

Stiff-person syndrome — often called SPS — is a rare autoimmune disorder, meaning that infection-fighting cells in the body mistakenly attack healthy tissues.

Stiff Person Syndrome is a complex and debilitating medical condition. It has become more known since singer Celine Dion revealed her diagnosis By Nicole Saphier, M.D. Fox News ...

But "stiff-person syndrome is suspected when a patient develops rigidity of their muscles suddenly and progressively," Dr. Sachdev says. He notes that blood tests help solidify the diagnosis.

Stiff person syndrome — a condition that has caused Celine Dion to cancel her tour — is a rare neurological condition that can take years to diagnose and tailor treatment.

Celine Dion revealed on Thursday, Dec. 8, she is suffering from a rare neurological disorder called stiff-person syndrome that is affecting her everyday life. The iconic singer announced the news ...

Almost two years after revealing her stiff person syndrome diagnosis, Celine Dion sang again in a grand public performance at the Paris Summer Olympics. She belted out Edith Piaf’s “Hymne à l ...

Stiff person syndrome is a rare neurological disorder that affects one or two in a million people, according to Johns Hopkins Medicine. The disease notably causes progressive muscle stiffness and ...