The Blood Sugar S.H.I.F.T.

The Blog

Real answers about blood sugar — written for people who are done being told to "just manage it."

Dr. Terrence Vandiver
Terrence Vandiver, M.Div., D.M.D.
Founder, The Blood Sugar S.H.I.F.T.
185→85
mg/dL · 10 days · No new meds
17 yrs
Before the S.H.I.F.T.
7
Research-backed posts
All Posts
Why My Blood Sugar Spiked to 192- And I Hadn't Eaten a Thing

Why My Blood Sugar Spiked to 192- And I Hadn't Eaten a Thing

Why My Blood Sugar Spiked to 192- And I Hadn't Eaten a ThingDr. Terrence L. Vandiver
Published on: 06/07/2026

A real CGM reading, a Sunday sermon, and the cortisol spike nobody warned you about. What preachers with diabetes need to know.

Who Knew the Grill Could Be Medicine?

Who Knew the Grill Could Be Medicine?

Who Knew the Grill Could Be Medicine?Dr. Terrence L. Vandiver
Published on: 04/07/2026

A diabetic dentist. An embarrassing Starbucks run. Standing in front of the grill in the Georgia heat. And a FreeStyle Libre 3 that caught every bit of it. Real confession, real science — why the heat did what the willpower couldn't.

Why Your Fasting Glucose Is Highest in the Morning (And What to Do About It Before Breakfast)

Why Your Fasting Glucose Is Highest in the Morning (And What to Do About It Before Breakfast)

Why Your Fasting Glucose Is Highest in the Morning (And What to Do About It Before Breakfast)Dr. Terrence L. Vandiver
Published on: 02/07/2026

Your fasting glucose spikes every morning — not because of something you ate, but because of a hormonal response that fires before you wake up. Here's the science and a 5-step protocol to flatten it.

The Medicine Became Permission

The Medicine Became Permission

The Medicine Became PermissionDr. Terrence L. Vandiver
Published on: 01/07/2026

81% of Type 2 diabetes patients stay in poor glycemic control on medication. The drug isn't failing them — the feedback loop is. Dr. Terrence Vandiver explains the belief underneath why.