Stiff-person syndrome is a rare autoimmune neurological disorder that causes muscle stiffness and painful spasms. Experts explain symptoms, triggers, diagnosis delays and treatment options.

One of the U.S.’s most decorated downhill skiers, Lindsey Vonn, revealed she almost had to have her leg amputated because of a life-threatening condition ...

The skier’s crash at the Milan Cortina Olympics left her with a complex tibia fracture and a rare complication that required ...

On World Rare Disease Day, we take a look at Pompe disease - a rare genetic disorder caused by a deficiency of the GAA enzyme, leading to glycogen buildup in muscles. It results in progressive muscle ...

Stiff person syndrome is a rare autoimmune neurological disorder that is more common in women. Celine Dion has been diagnosed with the condition.

According to the American Academy of Orthopaedic Surgeons, compartment syndrome is a "painful condition that occurs when pressure within the muscles builds to dangerous levels." ...

A new report suggests that millions of U.S. adults are unaware they may have undiagnosed cardiovascular risk factors that begin outside the heart. Cardiovascular and metabolic health are intrinsically ...

Lindsey Vonn said her catastrophic injury could have been much worse if it weren’t for the surgeries she has undergone. The ...

Lindsey Vonn crashed at the 2026 Winter Olympics, broke her leg and was airlifted to a hospital. Here are the latest injury updates today.

Most of you might measure Robert Horry’s impact through his clutch shots or his seven NBA championships, which he won during ...

Daybue was turned down for Rett syndrome, and Iloperidone for schizophrenia and bipolar I, with safety and benefit-risk concerns cited in both cases.

In the hyperemetic phase, symptoms can become worse and progress to vomiting that is “overwhelming” and “recurrent,” lasting ...