Health claim
“Doing cardio for more than 60 minutes per day hinders fat loss by increasing cortisol and reducing metabolic rate.”
Claim checked — weak evidenceMedium riskexercise
Evidence Summary
Limited or low-quality evidence — treat with caution.
Evidence on cardio duration and cortisol effects is limited and context‑dependent; moderate cardio does not consistently impair fat loss.
Extracted from
The #1 Diet to Lose Fat (FOR GOOD!)Jeremy Ethier
Jeremy Ethier critiques common fat‑loss advice and proposes a simplified diet approach he calls the “#1 diet” for sustainable fat loss.
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