• 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.

Hypersensitivity, Intolerance, MCS

Do you have hypersensitivity to airborne mold spores, chemicals, or other types of environmental intolerances? Post about them here, including Multiple Chemical Sensitivity (MCS). (But hypersensitivity to light or sound is discussed in the "Neurological and Sensory Sensitivity" forum, and allergic reactions are discussed in either the "Immunology, Inflammation, Allergies" forum or the "Mast Cell Activation (MCAS)" forum.)