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The paleo diet thesis
Impact of eating behavior
The paleo diet thesis
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The members of the Homo genus possess a combination of unique features that distinguish them from other related species. At the time that each respective species was alive, they were able to walk upright on two legs, use their large brains for the benefit of their species, and could thrive in many geographically and climatically diverse areas of the world. One of the most mysterious quandaries in science is how the lineage of the Homo genus became so different from their primate relatives. Bipedalism, brain size, and location diversity all have a common link that may explain this difference – dietary evolution allowed humans to adapt to their surroundings, and in turn, become a more advanced species. The Homo diet evolved in relation to food availability and nutritional necessity. With the ability to maintain a proper diet, the species of the Homo genus were able to flourish and advance toward the development of modern Homo sapiens.
Nutrition is a basic necessity of life. Without a proper and well-balanced diet, it is difficult for any being, regardless of species, to survive. Unlike that of primates such as the great apes, the human diet is more full of calories and nutrients. Humans have a great understanding of what types of food are necessary to maintain good health. It is difficult to tell when the eating habits of Homo sapiens split apart from the eating habits of these other primates. Yet, one fact is certain. As human evolution continues to progress, the human diet also continues to evolve.
In 1985, scholars S. Boyd Eaton and Melvin J. Konner published a paper in the New England Journal of Medicine entitled ‘Paleolithic Nutrition’ that provided insight to he evolution of human nutritional requirements. Although...
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...e. "A Hypothesis to Explain the Role of Meat-Eating in Human Evolution." Www.cnr.berkely.edu. 4 Feb. 2001. Web. .
Strait, David S. "The Feeding Biomechanics and Dietary Ecology of Australopithecus Africanus." Proceedings of the National Academy of Sciences. 12 Dec. 2008. Web. 19 Nov. 2015. .
Teaford, Mark F. "Diet and the Evolution of the Earliest Human Ancestors." Proceedings of the National Academy of Sciences. 5 Oct. 2000. Web. 19 Nov. 2015. .
Ungar, Peter S., and Mark Franklyn Teaford. Human Diet: Its Origin and Evolution. Westport, CT: Bergin & Garvey, 2002. Print.
Ungar, Peter S. Evolution of the Human Diet: The Known, the Unknown, and the Unknowable. Oxford: Oxford UP, 2007. Print.
Michael Pollan, an American author, journalist, activist, and professor of journalism at the UC Berkeley Graduate School of Journalism (Michael Pollan), writes in his book In Defense of Food, the dangers of nutritionism and how to escape the Western diet and subsequently most of the chronic diseases the diet imparts. In the chapter “Nutritionism Defined” Pollan defines the term nutritionism. Pollan’s main assertion being how the ideology of nutritionism defines food as the sum of its nutrients, and from this viewpoint Pollan goes on to write how nutritionism divides food into two categories, with each macronutrient divided against each other as either bad or good nutrients, in a bid for focus of our food fears and enthusiasms. Finally, Pollan concludes that with the relentless focus nutritionism places on nutrients and their interplay distinctions between foods become irrelevant and abandoned.
"Human Evolution: Hobbit Small, But Not Stunted." Nature 482.7384 (2012): 135. Academic Search Premier. Web. 19 Nov. 2013.
He claims that a better diet requires spending more time and resources on food, just like the people of the past did. Pollan attributes their surpassing health to this practice, but in his article “How Junk Food Can End Obesity”, David Freedman paints a different story. Freedman describes how examinations of ancient non-Western remains revealed “hardened arteries, suggesting that pre-industrial diets…may not have been the epitome of healthy eating” (514). This discovery seriously undermines Pollan’s assumption that we should follow the lead of our ancestors because even though they spent a greater amount of resources on food and ate absolutely no processed foods, they still suffered from some of the same diseases which Pollan claims his eating habits will curb. As an opponent of processed foods, or “foodlike products” (Pollan 426), Pollan advocates eating whole foods. As many people have a similar opinion, he is not alone in this, but he is misinformed. Freedman reveals that after examining the nutrition labels on various unprocessed, whole foods, he found that many contained more fat, sugar, and sodium than processed foods (512). If unprocessed foods underwent the same scrutiny as processed foods, perhaps this common misconception could be prevented. The basic premise of Pollan’s essay is that a better diet will lead to better health. While we could all benefit from a better diet, “findings linking food type and health are considered highly unreliable (Freedman 518). Freedman discusses the multitude of nondietary factors such as air quality and exercise that render such studies untrustworthy. Pollan might be a well-respected author of nutrition books, but this does not mean that his theories are free of
In Jared Diamond’s excerpt from his book, Guns, Germs, and Steel, he puts forward the historical narrative of how human evolution progresses at varying rates for different cultures due solely to the particular geographic region that people assimilate from. Diamond supports this thesis with specific evidence on the importance of food production, emphasizing that food is the main ingredient needed for a population to experience progress and growth, enabling that culture to expand around the world. I agree with Diamond’s dissertation and find it compelling due to his logical evidence and ethos on the topic.
Gardner, Christopher. Notes from the Doc Talks. Stanford University. Web. April 10, 2014. Pollan, Michael. The Omnivore's Dilemma: A Natural History of Four Meals. New York:
It is emphasized that there is little proof to be found in the archaeological record, but we can track hominin dependence on cooked foods, and thus fire, by evolutionary changes in the skeletons of human ancestors. Reasons for making the shift to cooked foods is unknown, but it is hypothesized that the taste of cooked foods was what first turned hominins onto the joys of cooking.
A Norton Critical Edition, Second Edition ; ed. by Philip Appleman; copyright 1979, 1970 by W.W. Norton & Company, Inc. Philip G. Fothergill, Historical Aspects of Organic Evolution, pub. 1953 by the Philosophical Library Inc., 15 East 40th Street, New York, NY.
Nutritionism and Today’s Diet Nutritionism is the ideology that the nutritional value of a food is the sum of all its individual nutrients, vitamins, and other components. In the book, “In Defense of Food” by Michael Pollan, he critiques scientists and government recommendations about their nutritional advice. Pollan presents a strong case pointing out the many flaws and problems that have risen over the years of following scientific studies and government related warnings on the proper amount of nutrients needed for a healthy diet. Pollan’s main point is introducing science into our food system has had more of a negative impact than a positive one, we should go back to eating more of a traditional diet. I believe food science has given us
Wardlaw, G.M. and Smith. Contemporary Nutrition: Issues and Insights. 5th Edition. Boston: McGraw-Hill, pp 85, 2004.
People seem to be enjoying the current events and influx of knowledge in decision-making and the rise of the modern society that forfeits traditions and culture of the old. He denotes that the nutritional world has been impact negatively. In his article “The Worst Mistake in History of the Human Race” he strongly points that the old ways of practicing nutrition were much between as compared to the current world. The article begins by highlighting the various beliefs which people have long been exposed to since tender ages. For instance, he mentions that people have been taught to understand that various origins of the universe and human creation. He thus compares the same with the changes in the current global society. Yet, the question remains are these changes meant for good or are they a mistake to the human
Proper nutrition is important in maintaining a long and healthy life. Most Americans are rushed due to their busy work schedules, and do not take the time to plan their diets properly. Like me, most Americans are unaware of the importance of eating a healthy diet and consume too many foods without the proper nutrients. Throughout my life I have been fortunate. I have not had any major health problems, and have been able to consume most foods without having to worry about gaining weight. These last two years, however, I started to gain weight and have become concerned with my diet. Changing my poor eating habits has been difficult for me, however, having this assignment has taught me that it is not as difficult as I previously imagined.
Nutrition is a very controversial and confusing topic. One day coffee is bad for you, but the next day it is good. Alcohol is detrimental for our health one day, but the next day red wine is the elixir of life. There are dozens of diet plans and they promise a leaner and healthier body. There is the 3-Hour Diet that involves constantly eating small portions of anything we want to eat. The latest diet craze, the Paleo Diet, is based upon eating foods that our “hunter-gatherer ancestors” would have thrived on during the Paleolithic era. And there is the Blood Type Diet, the South Beach Diet, the Macrobiotic Diet, the Mediterranean Diet, and the list goes on. But who and what should we believe? Well, there is an optimal diet for humans and the answer might surprise many.
Web. The Web. The Web. 11 February 2014 “Biology: Evolution”. The New York Public Library Science Desk Reference.
One of the most important and pivotal physical and biological adaptations that separate humans from other mammals is habitual bipedalism. According to Darwin, as restated by Daniel Lieberman, “It was bipedalism rather than big brains, language, or tool use that first set th...
In the book, In Defense of Food, Michael Pollan explores the relationship between nutrition and the Western diet, claiming that the answer to healthy eating is simply to “eat food”.