Céline Dion "no longer has control of her muscles," her sister said, a year after the Canadian singer announced she had a very rare neurological disorder known as "stiff-person syndrome." Dion ...

Stiff fingers often result from arthritis, but there are other causes. They include tenosynovitis, which causes trigger finger, carpal tunnel syndrome, or an injury. Stretching, home remedies, and ...

Meningitis can cause various symptoms, including a stiff neck. A person should seek treatment right away if they believe they or their child may have meningitis. Meningitis is an infection that ...

Share on Pinterest Music icon Celine Dion is opening up about her journey living with the rare neurological condition stiff person syndrome. Neilson Barnard/Getty Images for The Recording Academy ...

Do you wake up in the morning with stiff joints that are hard to move? Medications may help prevent morning stiffness, and there are nondrug treatments you can try to loosen up your stiff joints so ...

A stiff neck is common and often caused by stress, lack of sleep, and age. To relieve a stiff neck, try stretching, switching sleep positions, and applying heat. If you have a fever or feel ...

Medical experts say there’s no evidence that COVID-19 vaccines cause stiff-person syndrome. Scientists still don’t understand the neurological disorder’s cause. The disorder appears on a list of ...