Dr. Colbert’s New Book Live Long and Strong: The 12 Health Markers That Add Years to Your Life

Dr. Colbert's newest book reveals the twelve health markers, from blood pressure to vitamin D, that add years to your life and strength to your days. Here is what is inside.
Live Long and Strong, Dr. Don Colbert's new book on the 12 health markers
New Book ReleaseBy the Divine Health Editorial Team · 7 min read

Dr. Don Colbert, MD has spent more than 40 years helping patients look beneath the surface of “I feel fine.” His newest book, Live Long and Strong: The Twelve Health Markers That Add Years to Your Life and Strength to Your Days, puts that bedside wisdom into one practical, faith-filled plan you can start with a single blood test.

Key Takeaways
  • ◆Live Long and Strong is Dr. Colbert’s new paperback guide (208 pages) to the twelve health markers that predict how long, and how well, you live.
  • ◆The core idea: most chronic illness sends warning signals in your bloodwork, waistline, hormones and metabolism years before a diagnosis.
  • ◆Each marker comes with what it means, what “good” looks like, and simple diet, lifestyle and nutrition steps to move the number.
  • ◆Medicine, nutrition and faith work together: your body is a gift worth stewarding well.
  • ◆Available now at DivineHealth.com for $19.99.

One Blood Test. Twelve Numbers. Everything You Need to Know.

Most of us were taught to wait for symptoms. A pain shows up, we see a doctor, and we treat what is in front of us. The problem is that the conditions that steal the most years, like heart disease, type 2 diabetes, dementia and chronic fatigue, rarely announce themselves early. They whisper first, and those whispers show up in your numbers.

In Live Long and Strong, Dr. Colbert teaches you to listen to those whispers. Rather than overwhelming you with hundreds of tests, he narrows it down to the twelve markers he has watched predict his patients’ futures for four decades, and shows you how to bring each one back into a healthy range.

“Numbers don’t lie. But they can change.”

Live Long and Strong · Don Colbert, MD

The 12 Health Markers Inside the Book

Here is the roadmap the book walks you through, chapter by chapter. Want the practical version you can bring to your next appointment? Read our companion guide, Know Your Numbers: The 12 Lab Tests to Ask Your Doctor About.

01
Blood Pressure
The “silent” pressure on every artery, organ and the brain.
02
Blood Sugar
Fasting glucose, A1c and insulin reveal metabolic health years early.
03
Waist / Body Fat
Belly (visceral) fat is the metabolically active kind that matters most.
04
Cholesterol
The full lipid picture, read alongside inflammation and insulin.
05
Inflammation
hs-CRP, the quiet fire linked to heart, joint and brain health.
06
Homocysteine
An amino acid Dr. Colbert calls the “memory thief.”
07
Liver Markers
ALT, AST and GGT, often damaged silently long before symptoms.
08
Kidney Markers
eGFR, creatinine and urine albumin for your body’s filters.
09
PSA
A key screening conversation for men as they age.
10
Testosterone
Energy, strength and drive, for men and for women.
11
Thyroid
TSH, free T4 and free T3 set the pace of your metabolism.
12
Vitamin D
The sunshine nutrient for immunity, bones and mood.

Who Is This Book For?

  • ✓Your doctor said you’re fine, but your body disagrees. You are tired, foggy or carrying extra weight, and “normal” labs have not explained why.
  • ✓You’re tired of being tired. You want energy and strength that last into your 60s, 70s and beyond.
  • ✓You take the meds, but nothing really changes. You want to understand the root causes and partner with your doctor on lifestyle.
  • ✓You want to fix the root, not mask the symptom. You are ready for a simple plan, one number at a time.
  • ✓You care for aging parents or a spouse. Dr. Colbert writes candidly about watching both of his parents struggle with dementia, and why he now pays such close attention to brain-related markers.

Medicine. Nutrition. Faith.

What sets Live Long and Strong apart is the same thing that has set Dr. Colbert apart for decades: he treats the whole person, spirit, soul and body. Each chapter pairs clinical insight with practical food and lifestyle steps and Scripture-grounded encouragement for the days when change feels hard.

12
health markers that shape how long, and how strong, you live
40+
years Dr. Colbert has practiced medicine
1
blood draw to see most of your numbers
✝ Faith & Health
Your Body Is Worth Stewarding
Dr. Colbert often reminds readers that health is not about vanity or fear. It is about stewardship: caring for the body God gave you so you can serve your family, your church and your calling with energy for as many years as possible.
“Beloved, I pray that you may prosper in all things and be in health, just as your soul prospers.”3 John 1:2 (NKJV)

What You’ll Learn

  • ✓Why blood pressure is called the “silent killer” and the everyday habits (less sodium, more potassium, daily walking, stress reduction) that support healthy numbers.
  • ✓How to spot insulin resistance early, often years before a fasting glucose reading looks alarming.
  • ✓Why your waist measurement can tell you more than the bathroom scale.
  • ✓Why Dr. Colbert believes inflammation and insulin often matter as much as the cholesterol number alone.
  • ✓What hs-CRP and homocysteine reveal, and why they are two of the most overlooked tests in routine checkups. (Go deeper in our article on the silent two markers.)
  • ✓How to read your liver and kidney numbers so you can protect these organs early.
  • ✓Why fatigue and low drive should prompt a fuller look at testosterone, thyroid and adrenal health rather than being written off as “normal aging.”
  • ✓How to keep vitamin D in a healthy range, especially in the darker months.

About Dr. Don Colbert, MD

Dr. Don Colbert is a board-certified family physician, a New York Times best-selling author, and the founder of Divine Health. Over more than four decades in practice, he has helped thousands of patients take back their health through nutrition, lifestyle and faith. He and his wife, Mary, share practical health teaching every week on Dr. Colbert’s Broadcast and the Divine Health Report.

Live Long and Strong book by Dr. Don Colbert, MD

New from Dr. Don Colbert, MD
Get Your Copy of Live Long and Strong
The twelve health markers that add years to your life and strength to your days. Paperback, 208 pages.

Order the Book →

Pair the Book With Daily Support

Many readers ask which Divine Health formulas line up with the markers in the book. These are a few of the most popular starting points. As always, review any supplement with your physician, especially if you take prescription medications.

Shop the Article
Foundational Support for Your Numbers
Enhanced Multivitamin by Dr. Don Colbert, MD

Enhanced Multivitamin
Vitamin D3, K2 (MK-7) and a full B-complex to help cover common nutrient gaps.*

Shop Now →

Wild Alaskan Salmon Omega-3 by Dr. Don Colbert, MD

Wild Alaskan Salmon Omega-3
EPA and DHA from wild-caught salmon to support heart, brain and joint health.*

Shop Now →

Brain Zone Basic by Dr. Don Colbert, MD

Brain Zone Basic
Methyl B12, P5P (active B6) and methylfolate to support healthy homocysteine metabolism and cognition.*

Shop Now →

CircuZone by Dr. Don Colbert, MD

CircuZone
Grape seed, pine bark and berry extracts to support healthy circulation and blood flow.*

Shop Now →

*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.

Frequently Asked Questions

What is Live Long and Strong about?
Live Long and Strong by Dr. Don Colbert, MD is a faith-based health guide to twelve key health markers, including blood pressure, blood sugar, waist size, cholesterol, inflammation (hs-CRP), homocysteine, liver and kidney markers, PSA, testosterone, thyroid and vitamin D, with practical steps to improve each one.
When was Live Long and Strong released?
The paperback was released in 2026 and is available now at DivineHealth.com.
How long is the book?
Live Long and Strong is a 208-page paperback written in clear, non-technical language.
Do I need lab work to use the book?
You can start using the lifestyle steps right away, but the book is most powerful when you know your numbers. Dr. Colbert encourages readers to ask their physician for the tests discussed in the book and to track them over time.
Is the book only for older adults?
No. The habits that protect these markers are easiest to build early. The book is written for adults of any age who want to prevent problems rather than react to them.
Where can I buy Live Long and Strong?
You can order Live Long and Strong directly from Divine Health at DivineHealth.com.

Medical Disclaimer: This article is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always talk with your physician before changing your diet, starting a supplement, or adjusting any medication, and ask your doctor which lab tests are right for you. Lab reference ranges vary by laboratory. *These statements have not been evaluated by the Food and Drug Administration. Divine Health products are not intended to diagnose, treat, cure, or prevent any disease.

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