• 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. Woof!

    Smile if you have air hunger, POTS or a similar issue!

    Hi all! For every time you longed for a non-drug, no-side-effects, zero-cost way to take back a little more of your life and not pitch forward when you try to stand and not feel starved for life-sustaining oxygen... try smiling. No, I'm not crazy - this really works, and it has significantly...