Dr. Colbert’s guidance on brain health, memory, focus and staying sharp as you age.
Coffee and Dementia Risk: The 2 to 3 Cup Sweet Spot Harvard Found
A major JAMA study followed 131,821 adults for up to 43 years and linked 2 to 3 cups of caffeinated coffee a day with modestly lower dementia risk. Dr. Colbert explains what it means for your daily cup.
Why Chronic Back Pain Feels So Personal: New Brain Scans Explain
New brain scans of 114 adults reveal that chronic back pain flares light up the brain’s “self network.” Dr. Colbert explains what that means and shares gentle, faith-filled steps forward.
Weight and Cognitive Decline: A 24-Year Study’s Hopeful Twist
A 24-year study of more than 8,000 adults over 50 links carrying extra weight over the years to faster memory decline. Dr. Colbert explains the findings and gentle, faith-filled steps to protect your brain.
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.
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.
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.
Steps a Day for Brain Health: Why You May Not Need 10,000
A Harvard study that followed 296 adults for about 9 years linked modest daily walking with slower tau buildup and slower memory decline in people at risk. Here is what it means for you.
Gut Bacteria and Alzheimer’s: The Hidden Molecule Revealed
A new study links a molecule made by certain gut bacteria to faster cognitive decline. Dr. Colbert explains what it really means and the simple, faith-filled steps that support your gut and brain.
Glucosamine and Alzheimer’s: What the 25% Link Really Means
A University of Florida study linked glucosamine use to faster decline in people who already had memory problems. Dr. Colbert explains what the research shows, what it does not show, and wise next steps.
