• 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.

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  1. frozenborderline

    Mast cell activation syndrome is not what it seems

    Many doctors present mast cell activation syndrome as if it's a syndrome where someone mast cells are on high alert for noreason, or for an idiopathic and possibly genetic reason, and so they get triggered by totally harmless things and cause issues. In my opinion. Nobody knows enough about mcas...