Mast cell activation syndrome is a condition that causes mast cells to release an inappropriate amount of chemicals into your body. This causes allergy symptoms and a wide range of other symptoms.

Rep. Brian Mast, R-Fla., a retired Army Ranger, spoke out on Thursday after he was evicted from his congressional office space in the West Palm Beach Veteran Affairs Medical Center. The move came ...

Rep. Brian Mast (R-Fla.) said former Vice President Mike Pence’s life “wasn’t really in peril” when former President Trump allegedly said “So what?” on Jan. 6, 2021, in response to an aide alerting ...

Q: My Lab mix has a mast cell tumor. What can you tell me about this condition? A: A mast cell tumor is the most common form of skin cancer in dogs. Mast cells are white blood cells designed to fight ...

Mast cell activation syndrome, or disease (MCAS), is a condition that causes mast cells to release these substances too frequently, resulting in severe allergic reactions. After detecting an allergen, ...

Mast cell activation syndrome (MCAS) is a condition that occurs when the mast cells in your body release too much of a substance that causes allergy-like symptoms. Mast cells are part of your immune ...