The evolution of laziness: Why humans resist the gym | Daniel Lieberman: Full Interview
August 29, 2025
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1:13:32Now PlayingThe evolution of laziness: Why humans resist the gym | Daniel Lieberman: Full Interview
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as posted by the channel“Nothing about human behavior makes sense except in the light of culture and in anthropology, and we need to understand the cultural component to our behaviors as well.”
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Why do many of us struggle with exercise when it's essential for our well-being? Evolutionary biologist Daniel Lieberman says that it’s not laziness: it's evolution.
For most of human history, conserving energy was of utmost importance: The key to survival: motion without purpose would be a waste.
Lieberman explains why modern fitness feels unnatural, why guilt-driven workouts will always fail, and what hunter-gatherer lifestyles reveal about health today.
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About Daniel Lieberman:
Daniel Lieberman is Edwin M. Lerner II Professor of Biological Sciences and a professor of the Department of Human Evolutionary Biology at Harvard University. He received degrees from Harvard and Cambridge, and taught at Rutgers University and George Washington University before joining Harvard University as a Professor in 2001. He is a member of American Academy of Arts and Sciences. Lieberman loves teaching and has published over 150 peer-reviewed papers, many in journals such as Nature, Science, and PNAS, as well as three popular books, The Evolution of the Human Head (2011), The Story of the Human Body: Evolution, Health and Disease (2013), and Exercised: Why Something We Never Evolved to Do is Healthy and Rewarding (2020).
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