Science Vs

Weight Cycling: Is 'Yo-Yo Dieting' Dangerous?

August 6, 2026·39 min·5-min readnarrativescience
Podzilla Summary (5 min)
TLDR
Weight cycling, often called yo-yo dieting, is extremely common and emotionally taxing, but the scientific evidence does not support the widespread internet claim that it irreparably damages your metabolism or overall health. Instead, the data suggests that healthy behaviors—like eating m

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Guest

R

Rose Rimler

narrative on Science Vs

Mentions

Books, people, and resources mentioned in this episode.

People

Faidon MagkosAlyssa HastyJamie Hartmann-BoyceHeidi SilverAndrea Rossi

Research & Papers

National Weight Control RegistryBiggest Loser study

Topics

BiologyFitnessMental HealthNutritionResearchScientific MethodWeight Loss

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