Ana Guzman, MD
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The Journal

Evidence, translated for real life.

Immunity, longevity, allergies, and nutrition — explained the way I'd explain them to a friend. No fear, no fads, no algorithm deciding what's true.

Longevity
Featured

"Inflammaging": the quiet driver of how fast you age

Chronic, low-grade inflammation wears the body down over decades. Here's what it is, why your immune system holds the dial — and the five levers that actually calm it.

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For Moms
Is it a cold or an allergy? A mom's 60-second guide

The morning stuffy nose, the nighttime cough, the eczema flare. How to tell the difference — and exactly when it's time to test.

4 min read
Nutrition
Fiber is the new "immune defense" — here's how to eat it

A diverse gut feeds a calmer immune system. The simple plate that lowers inflammation — without a single supplement.

5 min read
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Ana Guzman, MD
Allergy · Immunology · Internal Medicine
Doral, Florida · In-person & virtual
© 2026 Dr. Ana Guzman, MD. All rights reserved. Educational content — not a substitute for medical advice.