Stiff Person Syndrome.Net

The Stiff Person Syndrome.Net is a website that provides support and information regarding stiff person syndrome (SPS). Their mission is to help people better understand and learn how to gather information to share with their health care providers to facilitate a diagnosis. Personal stories about living with SPS are also shared. SPS is a rare acquired neurological disorder characterized by progressive muscle stiffness (rigidity) and repeated episodes of painful muscle spasms.