Articles by Dr Simpson

COVID19 Monoclonal Antibodies

How the new COVID19 monoclonal antibodies work. A new treatment that treats people who are vulnerable to COVID19 infection but before they are too sick to get in the hospital

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The Pfizer Vaccine

The new Pfizer vaccine is over 90% effective against COVID19. It is made using a new technology and will be available before the end of 2020. It is the best news of 2020.

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Minnesota Starvation Experiment: Food Noise, Science

The Minnesota Starvation Experiment: What Hunger Does to the Human Mind Every few years, someone announces the solution to weight loss. Eat less.Fast longer.Cut carbs.Cut fat.Cut something. Naturally, the advice usually comes with a tone of moral certainty. If you are hungry, the implication goes, you simply lack discipline. However, long before social media, diet influencers,…

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From Gila Monster to GLP-1 Revolution

From Gila Monster to GLP-1 Revolution In 1991, I left Seattle and moved to Phoenix to begin my career as a surgeon. In Seattle, hiking meant pine trees, damp trails, and reliable rain. In Phoenix, hiking meant bottled water and survival. The temperature could sit at 113 degrees at six in the evening. Sometimes the…

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Protein Panic: How Much Do You Really Need?

Protein Panic: How Much Do You Really Need? Everywhere you look, protein has become a competition. Scroll long enough and you will believe muscle disappears if you eat less than 150 grams a day. Meanwhile, influencers debate leucine thresholds like they’re trading baseball cards. As a result, ordinary meals now feel like math problems. However,…

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Mexican Food Is Healthy. The Taco Took the Blame.

Mexican food isn’t unhealthy — American processing is. Real tacos deliver fiber, gut health, and Mediterranean biology in a corn tortilla.

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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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