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 has become the latest target of viral death hoaxes, as misleading videos falsely claiming the singer's passing circulated online in early August 2025. These videos, heavily edited to look ...

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 ...

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 treatment “The goal of treatment is symptoms and mobility improvement,” says Nizar Souayah, M.D., a neurology professor at Rutgers New Jersey Medical School.

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 is an autoimmune disorder — a broad term to describe when the body’s natural defense system mistakenly attacks the person’s own body.

Stiff-person syndrome (SPS), also known as, Moersch-Woltman syndrome, is a rare disease and is characterized by progressive muscle stiffness. According to Rarediseases.org, SPS is an acquired ...

In December, the singer Celine Dion announced she had stiff-person syndrome, too. That raised awareness about the condition, but in 2017, when I was diagnosed, there wasn't a lot of information ...

The announcement by celebrated singer Celine Dion in early December 2022 that she has stiff-person syndrome – a rare neurological disorder – stunned the world and led to an outpouring of support for ...

Stiff-person syndrome (SPS), also known as, Moersch-Woltman syndrome, is a rare disease and is characterized by progressive muscle stiffness. According to Rarediseases.org, SPS is an acquired ...

Stiff person syndrome is characterized by muscle rigidity and spasms, heightened sensitivity to stimuli such as sound and lights, and emotional distress that can cause muscle spasms, according to ...