mechanistic
Analysis v1
Strong Support
In overweight adults, regular aerobic exercise is linked to a small decrease in the size of the liver and kidneys, which might lower the body's resting energy use because these organs consume a lot of energy. This connection does not prove that exercise causes the lower metabolic rate.
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Evidence from Studies
Supporting (1)
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Community contributions welcome
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Multilevel metabolic adaptation to exercise training
Randomized Controlled Trial
Human & Animal
2026 Mar 11When overweight people do regular aerobic exercise like walking, their liver and kidneys get a bit smaller, and their body burns fewer calories at rest — which might explain why they don’t lose as much weight as expected. This study found exactly that.
Contradicting (0)
0
Community contributions welcome
No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.