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Ep. 223 - Dietary Fat, Metabolic Rates & Low Carb Diets (MASScast 1 ft. Eric Trexler)

Iron Culture presented by MASS

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The Impact of Physical Activity Energy Expenditure on Physical Activity

Aaron Carroll: I'm not a huge fan of the conclusions of this paper or even less of a fan of how it's going to be interpreted in some circles which we'll talk about. But yeah, my first thought is if your analysis suggests that physical activity energy expenditure has gone up in the last 30 years, that should give you pause. And then the second thing that I found hilarious was that you could take the same data suggesting that BMR is going down and concurrently, you know, body temperature is changing. So everything indicates from observational to the only ways we have of inducing this that physical activity has gone down at the population level, especially in Europe and the US.

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