Evolutionary origins of the obesity epidemic: natural selection of thrifty genes or genetic drift following predation release?
This article challenges Speakman's hypothesis that the modern genetic predisposition to
obesity has arisen through random genetic drift in the two million years following predation …
obesity has arisen through random genetic drift in the two million years following predation …
Thrifty genes for obesity, an attractive but flawed idea, and an alternative perspective: the 'drifty gene'hypothesis
JR Speakman - International journal of obesity, 2008 - nature.com
Almost 50 years ago Neel proposed a hypothesis to explain the prevalence of obesity and
diabetes in modern society—the 'thrifty gene'hypothesis. The fundamental basis of the …
diabetes in modern society—the 'thrifty gene'hypothesis. The fundamental basis of the …
Evolutionary perspectives on the obesity epidemic: adaptive, maladaptive, and neutral viewpoints
JR Speakman - Annual review of nutrition, 2013 - annualreviews.org
The prevalence of obesity in modern societies has two major contributory factors—an
environmental change that has happened in historical times and a genetic predisposition …
environmental change that has happened in historical times and a genetic predisposition …
On the evolutionary origins of obesity: a new hypothesis
D Sellayah, FR Cagampang, RD Cox - Endocrinology, 2014 - academic.oup.com
Obesity is an escalating threat of pandemic proportions, currently affecting billions of people
worldwide and exerting a devastating socioeconomic influence in industrialized countries …
worldwide and exerting a devastating socioeconomic influence in industrialized countries …
The evolution of body fatness: trading off disease and predation risk
JR Speakman - Journal of Experimental Biology, 2018 - journals.biologists.com
Human obesity has a large genetic component, yet has many serious negative
consequences. How this state of affairs has evolved has generated wide debate. The thrifty …
consequences. How this state of affairs has evolved has generated wide debate. The thrifty …
[HTML][HTML] A nonadaptive scenario explaining the genetic predisposition to obesity: the “predation release” hypothesis
JR Speakman - Cell metabolism, 2007 - cell.com
The" thrifty gene hypothesis" suggests we evolved genes for efficient food collection and fat
deposition to survive periods of famine and that now that food is continuously available …
deposition to survive periods of famine and that now that food is continuously available …
[HTML][HTML] Thinking evolutionarily about obesity
EA Genné-Bacon - The Yale journal of biology and medicine, 2014 - ncbi.nlm.nih.gov
Obesity, diabetes, and metabolic syndrome are growing worldwide health concerns, yet their
causes are not fully understood. Research into the etiology of the obesity epidemic is highly …
causes are not fully understood. Research into the etiology of the obesity epidemic is highly …
Thrifty genes for obesity and the metabolic syndrome—time to call off the search?
JR Speakman - Diabetes and Vascular Disease Research, 2006 - journals.sagepub.com
Over the last 50 years there has been a major epidemic of obesity and associated co-
morbidities, the so-called 'metabolic syndrome', mostly in the western world but with an …
morbidities, the so-called 'metabolic syndrome', mostly in the western world but with an …
The biological predisposition to obesity: beyond the thrifty genotype scenario
C Bouchard - International journal of obesity, 2007 - nature.com
It is hard to dispute the fact that the prevalence of overweight and obesity is increasing
around the world and that the obese are becoming more severely obese. However, there …
around the world and that the obese are becoming more severely obese. However, there …
Evolutionary origins of obesity
A Bellisari - Obesity reviews, 2008 - Wiley Online Library
Although it appeared relatively suddenly, the current obesity epidemic–largely manifest in
industrialized societies but now spreading to the rest of the world–is the result of interaction …
industrialized societies but now spreading to the rest of the world–is the result of interaction …
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