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Category: Healthspan

Can Epigenetic Clocks Predict Your Biological Age?

  • Barry Sears
  • Estimated read time 4 min read
  • September 18, 2025

There are two types of age: chronological and biological.  Chronological age is simple—it’s the date on your birthdate. Biological age is trickier since it depends on how…

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Categories: aging, Healthspan, Latest News

Understanding Wellness: Simple Blood Tests That Measure Your Health

  • Barry Sears
  • Estimated read time 8 min read
  • June 13, 2025

Wellness is a medical condition, just like diabetes, heart disease, or any other chronic condition. What links wellness with chronic disease is your current state of…

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Categories: Healthspan, Latest News, Zone Science

Not Just Protein: The Critical Role of Fiber in Fat Loss

  • Barry Sears
  • Estimated read time 1 min read
  • April 29, 2025

Protein gets all the hype—but are you overlooking the real secret to weight loss? In this video, Dr. Barry Sears breaks down the powerful combination of…

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Categories: Ask Dr. Sears, Healthspan, Zone Science

Brain Fog and your Metabolism

  • Barry Sears
  • Estimated read time 1 min read
  • March 17, 2025

Ever feel like your brain just isn’t firing on all cylinders? That’s brain fog—when your brain struggles to produce enough energy to function at its best.…

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Categories: aging, Healthspan, Stages of Life

The #1 Factor for a Longer Life (It’s NOT Your Genes!)

  • Barry Sears
  • Estimated read time 1 min read
  • March 11, 2025

What’s the secret to living longer—your genes or your lifestyle? 🤔 The answer is clear: lifestyle wins. While you may have 20,000 genes in your DNA,…

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Categories: aging, Ask Dr. Sears, Healthspan

Calorie Restriction: The 500-Year-Old Secret to Longevity

  • Barry Sears
  • Estimated read time 1 min read
  • February 17, 2025

Can eating less help you live longer? The idea dates back to the 16th century when Venetian nobleman Luigi Cornaro transformed his health with a strict,…

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Categories: aging, Ask Dr. Sears, Benefits of Metabolic Engineering

Microplastics Are Everywhere—And They Might Be Destroying Your Brain

  • Barry Sears
  • Estimated read time 1 min read
  • February 17, 2025

Microplastics are everywhere—and they’re making their way into your body. From the water you drink to the food you eat, these tiny plastic particles are nearly…

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Categories: auto immune disease, chronic diseases, Healthspan

Healthspan vs Lifespan

  • Barry Sears
  • Estimated read time 1 min read
  • January 9, 2025

What matters more: how long or how well you live? While lifespan measures total years, healthspan focuses on the quality of those years spent in good…

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Categories: aging, Ask Dr. Sears, Healthspan
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