The diseases listed in our 'core' group typically present with the following symptoms, regardless of diagnosis, within the first 0 < 12 months after initial onset episode*:

  • Joint pain in at least one joint that lasts for longer than 6 weeks and cannot be explained due to injury, other condition, or medication
  • Tissue (connective tissue and/or soft tissue) pain
  • Fatigue
  • Fever (typically low grade with the exception of Juvenile Arthritis or Adult Onset Still's Disease, which tend to present with higher, spiking fevers)
  • "Brain fog", or feeling mentally out of sorts for no reason
  • Severe stiffness in various parts of the body, which is worse after rest or inactivity
  • Flu-like symptoms, including nausea, muscle weakness, and general malaise
  • Typically the pain will occur at the same time as the fatigue and fever, which is called a "flare"

*Collective symptoms based on results collected from the IFAA-run Early Symptoms of Autoimmune Arthritis Patient-Centered Research Study.‚Äč