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.
Tea and Heart Health: The Simple Mistake That May Cancel It Out
A study of nearly 486,000 adults linked regular tea drinking to fewer heart and blood vessel problems. Black tea stood out, and drinking it burning hot was the surprising catch.
Daily Peanuts and Brain Health: What 16 Weeks Did After 60
A small 16-week trial found daily skin-roasted peanuts improved brain insulin responsiveness in memory regions of adults 60 to 75. Here is what it means and how to enjoy them wisely.
Sauna Health Benefits: One Session Sends Immune Cells Surging
A Finnish study of 51 adults found one sauna session sent every type of white blood cell measured into the bloodstream. Dr. Colbert explains what it means and how to use heat safely after 40.
Artificial Sweeteners and Your Brain: 6 Linked to Faster Decline
An 8-year study of 12,772 adults linked six common sugar substitutes to faster decline in memory and thinking, especially before 60. Here is what it means and how to retrain your sweet tooth.
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.
