Explore trusted insights on healthy living from Dr. Don Colbert—medical doctor, wellness expert, and author of best selling books like The Keto Zone Diet, Fasting Zone, Brain Zone, Gut Zone, Hormone Zone, Spiritual Zone and many more. Learn how to optimize your energy, manage inflammation, support gut health, and live a vibrant life through faith-based, whole-body wellness. From nutrition to lifestyle to spiritual health, these articles empower you to take control of your well-being—God’s way.
Daylight and Dementia Risk: Why 42 Minutes Outside May Matter
A 2026 study of more than 87,000 adults found that getting less than about 42 minutes of bright daylight a day was linked to higher dementia risk. Here is what it means and how to get more light.
Fiber for Knee Arthritis Pain? A Surprising Gut-Joint Link
A 2026 University of Nottingham trial found that a daily prebiotic fiber called inulin modestly eased knee arthritis pain and improved grip strength. Here is what it means for your gut and your joints.
Mediterranean Diet and Aging: 2 Tiny Proteins Tied to Your Plate
A USC study found that older adults who ate the most Mediterranean-style meals had higher levels of two tiny mitochondrial proteins tied to heart and brain health. Here is what it means for your plate.
Essential Oils for Sleep: What 3 Drops of Cypress Did for Women
A small home study from Japan found that 3 drops of Hinoki cypress root oil at bedtime were linked to fewer night wakings in women. Here is what it means, its limits, and how to build better sleep.
Silent Atherosclerosis Found in 57% of Adults Who Felt Fine
A major new study found hidden artery plaque in more than half of adults who felt perfectly healthy, sometimes starting in their 20s. Here is what it means for you and the everyday habits that matter most.
Non-Dairy Creamer Calories Outpace Sugar, New Tufts Study Finds
Americans aren’t drinking more coffee, yet coffee calories rose nearly 40%. A new Tufts study points to non-dairy creamer, not sugar, as the top add-in. Here’s what it means for your morning cup.
Fish Oil for Brain Health? A 2-Year Study Found No Benefit
A rigorous two-year trial found high-dose DHA fish oil reached the brain but did not help memory. Dr. Colbert explains what that means and the food-first habits worth your effort.
Strength Training for Seniors: 4 Simple Moves, 4 Minutes a Day
A new Penn State trial found that a 4-minute daily home routine helped inactive adults over 65 rise from a chair faster and balance longer. Here is what it means and how to start safely.
Diet and Biological Aging: What 10 Healthy Diets Have in Common
A study of about 7,500 adults linked 10 different healthy diets to slower biological aging. Dr. Colbert explains the common thread and how to build a plate you will actually keep eating.
Autophagy and Aging: Why More Cleanup Isn’t Always Better
Many people assume cellular cleanup simply fades with age. A new human cell study found a surprising paradox after 70, plus a hint that gentle exercise may help. Here is what it means for you.
