• 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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    Vitamin D and / or sunlight making your ME worse?

    Hi, Thanks for all the replies! I have to clarify some things first. In my history of ME, many years I could not tolerate the sun at all, giving me fever, infectious feeling, complete bedridden. But the last years I have thought I tolerated the sun and have been catching as much sun as...
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    Vitamin D and / or sunlight making your ME worse?

    Hi, I would like to know if anybody else experiencing that they can't tolerate vitamin D in any form ( pills, drops, transdermal cream, sunlight, sunbeds)? It makes me so much worse (fever, fatigue, flu-like, brainfog etc). I think this means the Marshall protocol would be right for me or...
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    2 types of ME/CFS? A short, informal poll

    1. Yes 2. Yes 3. Yes 4. Yes 5. Not tried