Mast Cell Activation Syndrome (MCAS)

Does Your Body Feel Like It's Constantly Under Attack?

If you’re experiencing unpredictable allergic reactions, swelling, itching, digestive issues, or even anaphylaxis—without a clear trigger—your immune system may be overreacting.

Mast Cell Activation Syndrome (MCAS) occurs when your mast cells flood your body with inflammatory chemicals—even when there’s no real threat.

Your immune system isn’t broken—it’s receiving the wrong signals from your nervous system.

Mast Cell Activation Syndrome (MCAS) Symptoms

Are These Symptoms Controlling Your Life?

If you feel like your body is reacting to everything and nothing at the same time, you’re not imagining it.

MCAS is often misdiagnosed or dismissed, but the real issue isn’t just your mast cells—it’s your nervous system controlling them.

Why Is This Happening to You?

Your mast cells are designed to protect you—but in MCAS, they overreact, releasing histamine and other chemicals when they shouldn’t.

So why is your immune system misfiring? The answer lies in your nervous system.

What’s Disrupting Your Immune System?

Your immune system isn’t broken—it’s following the wrong instructions. The real problem? A misfiring central nervous system.

Why Traditional MCAS Treatments Aren’t Stopping Your Symptoms

If you’ve been given antihistamines, steroids, or immune suppressants, you know they only provide temporary relief—they don’t fix the root cause.

Until your nervous system is balanced, your immune system will keep overreacting.

The Real Solution: Reset Your Nervous System and Stop the Overreaction

At our clinic, we don’t just treat symptoms—we repair the system that’s causing them.

Your nervous system is what tells your immune system when to react and when to stay calm. If the signals are wrong, your body stays stuck in attack mode.

Dum Spero Spiro
Dum Spero Spiro

Disclaimer: The information written on this website is designed to provide helpful information on various conditions and the subjects discussed. This website is not meant to be used to diagnose or treat any medical condition or to replace the advice of your physician(s). The author of this website does not claim to treat, diagnose or cure Long COVID, CRPS, EDS/POTS, AMPS, or any other specific condition or infection. The Spero Clinic treats the central nervous system only, often resulting in the body being able to heal itself.
You should regularly consult a physician in matters relating to your health, particularly with respect to any symptoms that may require diagnosis or medical attention. For diagnosis or treatment of any medical problem, consult your own physician(s).

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CRPS treatment clinic patient Bria with dr.katinka