According to the American College of Allergy Asthma and Immunology, nearly one in three U.S. adults report having a seasonal ...

Mast cells are filled with tiny packages, or granules, each brimming with histamine and other compounds that act as signals or activators of inflammatory pathways. When mast cells are activated ...

For many patients with diverse and seemingly unrelated symptoms, obtaining an accurate diagnosis can take years of specialist visits and inconclusive tests. Mast cell activation syndrome, a ...

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