• Welcome to Phoenix Rising!

    Created in 2008, Phoenix Rising is the largest and oldest forum dedicated to furthering the understanding of, and finding treatments for, complex chronic illnesses such as chronic fatigue syndrome (ME/CFS), fibromyalgia, long COVID, postural orthostatic tachycardia syndrome (POTS), mast cell activation syndrome (MCAS), and allied diseases.

    To become a member, simply click the Register button at the top right.


  1. gbells

    Do you have thumb hyperextension?

    Related to cervical neck instability and POTs.Thumb Hyperextension Research
  2. gbells

    Do you have these bone pains with SEIDs?

    Please answer the following question if you have SEIDs.
  3. gbells

    SEIDS patients, What viruses have you tested positive for?

    See poll below