• 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 (FM), long COVID, postural orthostatic tachycardia syndrome (POTS), mast cell activation syndrome (MCAS), and allied diseases.

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    Can CFS/ME enter remission after childbirth?

    I'm wondering if complex regional pain syndrome can be related to CFS/ME. Some researchers believe CRPS is just a (much) more violent form of fibromyalgia. Some believe fibromyalgia might be closely related to CFS/ME. Are these disorders existing on the same spectrum? CRPS is notorious...
  2. SWAlexander

    Mast Cell Activation Syndrome (MCAS)

    Mast cells are found throughout the body and play a complex and critical role in immune response and keeping people healthy. However, when these cells become altered or activate inappropriately to specific triggers, they can create symptoms throughout the body. While mast cell activation...