Rhonda Patrick· PhD
Aerobic exercise on a bike caused an increase in the hormone FGF21 3x higher than strength training with weights.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
Aerobic exercise on a bike caused an increase in the hormone FGF21 3x higher than strength training with weights.
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Cardiovascular exercise on a stationary bike induced levels of a master hormonal regulator of glucose, lipids, ketogenesis, and overall energy metabolism (called FGF21) 3-times higher than strength training exercises. https://t.co/skfWBkwCeD
fgf21 levels don't increase after resistance training however endurance exercise is better for increasing fgf21 levels because it results in a higher metabolic demand compared to resistance training