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    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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    Severe Cramping of Leg Muscles & Feet

    Hello Everyone.....Lately I've been having trouble with severe cramps in my calves and feet. It originally started in my calves and I have no idea why my feet are now involved. I've been hospitalized with serious matters, each one different, 6 times in the past 8 mos. I don't know if it has...