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Fork U with Dr. Terry SimpsonLearn more about what you put in your mouth. Author: Terry Simpson
Fork U(niversity) Not everything you put in your mouth is good for you. Theres a lot of medical information thrown around out there. How are you to know what information you can trust, and whats just plain old quackery? You cant rely on your own google fu. You cant count on quality medical advice from Facebook. You need a doctor in your corner. On each episode of Your Doctors Orders, Dr. Terry Simpson will cut through the clutter and noise that always seems to follow the latest medical news. He has the unique perspective of a surgeon who has spent years doing molecular virology research and as a skeptic with academic credentials. Hell help you develop the critical thinking skills so you can recognize evidence-based medicine, busting myths along the way. The most common medical myths are often disguised as seemingly harmless food as medicine. By offering their own brand of medicine via foods, These hucksters are trying to practice medicine without a license. And though theyll claim nutrition is not taught in medical schools, it turns out thats a myth too. In fact, theres an entire medical subspecialty called Culinary Medicine, and Dr. Simpson is certified as a Culinary Medicine Specialist. Where today's nutritional advice is the realm of hucksters, Dr. Simpson is taking it back to the realm of science. Language: en Genres: Health & Fitness, Medicine, Nutrition Contact email: Get it Feed URL: Get it iTunes ID: Get it Trailer: |
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How Cooking Made Us Human
Episode 134
Thursday, 2 July, 2026
Fire didn't just change dinner. It changed us.If I asked you what made us human, you might say language. Or tools. Maybe agriculture. All of those changed our species, but I think one discovery came even earlier—and it may have been the most important of all.Fire.Not because it kept us warm.Not because it frightened predators.But because it cooked dinner.At first glance, that might seem like an odd claim. After all, cooking is something we do every day without much thought. However, when you look at the science and the history together, cooking becomes one of the most remarkable innovations in human evolution.More importantly, it changed far more than the taste of our food.For more in-depth discussion, go to my Substack channel at DrSimpson.comCooking Changed the Food We AteBefore humans learned to control fire, food was difficult work.Raw meat is tough. Many roots are fibrous. Grains are nearly impossible to eat without processing, and many plants lock away their nutrients behind tough cell walls.Then everything changed.Cooking unfolds proteins, softens connective tissue, gelatinizes starches, and breaks down plant cell walls. As a result, our digestive system has less work to do, and we gain access to more of the calories and nutrients already present in the food.In other words, cooking didn't create nutrition.It unlocked it.Then Cooking Made Food SaferHowever, the story doesn't stop with nutrition.Long before anyone understood bacteria or parasites, early humans discovered something through observation. Food cooked over a fire made people sick less often.Today we know why.Heat destroys many harmful bacteria. It kills many parasites. It reduces the risk of foodborne illness.Consequently, cooking likely became one of humanity's earliest public health tools.Groups that regularly cooked their food would have lost fewer children to severe diarrheal disease, had healthier adults, and retained more of the calories they worked so hard to obtain.That is a tremendous evolutionary advantage.Flavor Matters More Than You ThinkThere is another benefit that often gets overlooked.Cooking made food taste better.That may sound obvious, yet it is incredibly important.Humans don't simply eat because food contains nutrients. We eat because food is enjoyable. Cooking creates hundreds of new flavor compounds through browning reactions that simply don't occur in raw food.Think about the smell of fresh bread.Or grilled steak.Or roasted coffee.Those aromas are products of cooking.Likewise, a cooked potato bears little resemblance to a raw one. The texture changes. The flavor changes. Even the way our bodies digest the starch changes.Fire didn't just feed us.It invited us back for another meal.The Real Lesson from EvolutionUnfortunately, some people oversimplify this fascinating story.They argue that because meat was important during human evolution, the ideal modern diet must consist almost entirely of meat.The science doesn't support that conclusion.Cooking improved meat.It also improved roots.Cooking made tubers tasty.Then cooking softened grains.And finally, it made legumes digestibleThe evolutionary advantage wasn't eating one perfect food.Instead, it was becoming adaptable enough to thrive on many foods by transforming them with fire.That is a much more interesting story—and one much better supported by the evidence.Why This Still Matters TodayEven in modern kitchens, we continue using the same principles our ancestors discovered thousands of years ago.We cook food to improve digestibility.And we cook food to improve safety.We cook food because it tastes better.Most importantly, we gather around meals because cooking has always been about more than calories.It has always been about family, community, and sharing stories.Perhaps civilization didn't begin with the first city.Perhaps it began around the first campfire.
