Unlike classic allergies, which usually have a clear trigger and reaction pattern, MCAS symptoms can vary daily and affect multiple systems, including: Skin : itching, rashes, hives, flushing Digestive tract : nausea, abdominal pain, diarrhea Nervous system : brain fog, migraines, anxiety Cardiovascular system : lightheadedness, rapid heart rate Musculoskeletal system : fatigue, joint pain Triggers can include: Foods (especially high-histamine or fermented items) Stress and strong emotions Temperature changes Infections or viruses (like COVID-19) Hormonal shifts Chemical exposures (like perfumes or cleaning agents) MCAS is commonly seen in people with conditions like Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS), Long COVID, POTS, Ehlers-Danlos Syndrome (EDS), and mold illness
Many college football fansmyself includedare in a doom-and-gloom mood, even if our alma mater, the University of Michigan, are the reigning national champs
Tell your doctor if youre allergic to this medicine and any ingredients of it
Am J Physiol Endocrinol Metab (2012) 302:E7786