Articles by Dr Simpson

Keep Your Poop in a Group

Why Fiber Fails to Impress—and Why That’s the Point Fiber has a public relations problem. Unlike supplements or extreme diets, fiber does not promise instant transformation. Instead, it works slowly, predictably, and quietly. Because of that, people rarely notice it when it’s doing its job well. However, that very boredom is precisely why fiber matters….

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How GLP-1 Quiets Food Noise

Food Noise Isn’t Hunger — and Why Broccoli Never Fixed the Brain Food noise does not announce itself politely. Instead, it hums in the background, persistent and exhausting. For years, patients tried to describe it. Meanwhile, medicine largely ignored it. Recently, however, GLP-1 receptor agonists forced the conversation into the open. I did not understand…

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Whole Milk Isn’t the Fix—Feeding Kids Is

Whole Milk Is Back in Schools But Hungry Kids Are Still the Real Problem Whole milk is back in school cafeterias. As a result, a lot of people are celebrating. Some are calling it a victory for nutrition. Others are calling it common sense. Meanwhile, a few are even calling it a breakthrough. However, that…

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Food Pyramid Blues: Influencers are not Scientists

When Influencers Replace Scientists, Everyone Loses Every few years, nutrition gets a makeover.First comes a new graphic.Then comes a new slogan.Soon after, we hear claims that this time, someone finally figured it all out. Recently, that makeover arrived in the form of a “reverse food pyramid” and the cheerful phrase “Eat Real Food.” On the…

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Ultra Processed Food: The Enemy?

Ultra-Processed Food: Making Sense of the Madness Ultra-processed food has become the villain of modern nutrition.Scroll through social media, and you’ll hear that it’s poisoning us, wrecking our gut, and driving the obesity epidemic all by itself. At the same time, other voices dismiss the entire idea as fear-mongering.According to them, processing doesn’t matter at…

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Willpower Is B.S.: A Surgeon on Zepbound

Willpower Is B.S.: Food Noise, Healthspan, and What Actually Changed My Life For decades, I started every New Year the same way. In January, I promised myself this would be the year.By February, I tried harder.Every spring, I adjusted the plan.And by summer or fall, the weight crept back. That cycle repeated not because I…

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Is Whoop Predicting My Death?

Is Your Watch Predicting Your Death? What Biologic Age Really Means — and What It Doesn’t My Whoop tells me I’m eight years older than I actually am. Naturally, that raises a question.Does that mean I’m going to die eight years sooner?Is my watch quietly chiseling a new date onto my tombstone? Fortunately, the answer…

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GLP-1 Drugs, the Mediterranean Diet, and the Science of Living Longer

GLP-1 Drugs, the Mediterranean Diet, and the Science of Living Longer For years, anti-aging has been hijacked by supplements, hacks, and promises that never hold up. Meanwhile, real science has quietly moved forward. Today, the most compelling anti-aging story does not come from a powder, a cold plunge, or a fasting app. Instead, it comes…

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Alcohol Cuts Healthspan

The Holiday Party That Turned Deadly It started at a holiday party. Laughter, champagne, a toast — then a collapse. A fifty-two-year-old, active and healthy, suddenly lost consciousness. Paramedics did CPR and shocked her heart twice. She survived — barely. Doctors called it Holiday Heart Syndrome: an alcohol-triggered arrhythmia that can kill.​ What Is Holiday…

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