Key Medical Tests to Maintain Health and Prevent Illness

Your annual checkup isn’t enough. Download this free guide from board-certified physician and longevity expert Dr. Darshan Shah to learn the exact biomarkers you should track—plus optimal ranges and how to interpret them.

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Instant download. No Spam—just science that helps you live longer and feel better.

The Problem

Feeling “off” but told your labs are normal?

That’s because most standard blood panels don’t measure what really matters.

‍The truth is:

  • Biomarkers can shift years before a diagnosis

  • “Normal” doesn’t mean optimal

  • You can’t improve what you don’t track

This guide gives you the data that matters. Learn how to prevent metabolic disease, balance hormones, reduce inflammation, and extend your healthspan—starting with your bloodwork.

What’s Inside the Guide

What You’ll Learn:

✅ The exact biomarkers Dr. Shah tracks with every patient
✅ Optimal ranges (not just “normal”) for healthspan and disease prevention
✅ How to monitor critical trends on your own
✅ At-home tools Dr. Shah recommends (smart scale, blood pressure cuff, CGM)
✅ A complete metabolic syndrome checklist

Includes:

  • Blood tests for Metabolic Health

  • Markers of Cardiovascular Risk

  • Hormonal indicators

  • Inflammatory markers that drive aging and disease

  • Physical measurements: waist circumference, body fat %, visceral fat, blood pressure

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Why It Matters

These tests change before disease shows up.

Biomarkers are early warning signs. By tracking them quarterly or annually, you can:

  • Catch problems before symptoms appear

  • Prevent diabetes, heart disease, and cognitive decline

  • Stay energized, lean, and mentally sharp

  • Take control of your own health data

It’s not about more testing. It’s about smarter testing.

About Dr. Shah

Meet Your Guide: Dr. Darshan Shah

Dr. Shah is a board-certified physician, longevity expert, and founder of NextHealth. He’s helped thousands of patients optimize their health through personalized biomarker testing and advanced protocols for reversing metabolic dysfunction.

You may have heard him on the EXTEND Podcast, or seen him featured in Forbes, The Doctors, and other top outlets.

His approach is simple: track what matters, understand your data, and take action before disease takes hold.

Take the First Step Toward a Longer, Healthier Life

Download Dr. Shah’s free biomarker guide and start tracking what actually matters.

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