Everything That Burns More Fat Than Jogging

3 Aug 2025 · 21 min
21:25

YouTube experiment (Jeremy Ethier with participant Dennis) testing 12 cardio modes using a medical-grade metabolic mask to measure calories, fat vs carb oxidation, and short-term afterburn. Key findings in this chunk: jump rope (~10 min) burned ~146 kcal (Jeremy) and 69 kcal (Dennis) with small afterburn (28 kcal Jeremy, 8 kcal Dennis); YouTube HIIT ~136 kcal (Jeremy) with ~24 kcal afterburn; sprints (10 min) burned 178 kcal (Jeremy), 148 kcal (Dennis) but were ~97% carbs so low immediate fat oxidation and higher afterburn (48 kcal Jeremy); jogging (longer duration) burned ~350 kcal (Jeremy) and 260 kcal (Dennis); fasted morning jogging increased fat oxidation (~2x in cited study) but not necessarily long-term fat loss; swimming burned ~276 kcal (Jeremy) and 223 kcal (Dennis) and is joint-friendly; walking 30 min at 3.2 mph burned ~200 kcal each with ~80% of calories from fat; incline walking boosted calories ~50%; 20 lb backpack increased burn 13% (Jeremy) and 30% (Dennis); StairMaster measured by mask: 256 kcal (Jeremy), 215 kcal (Dennis) vs machine estimates 223/190; overall advice: total calorie deficit, sustainability, and resistance training matter more for fat loss than chasing in-session fat oxidation. Video also promotes the Built With Science app for programming and tracking.

Questions this video answers

~146 kcal

~69 kcal

~28 kcal

~178 kcal

"~97% carbs, ~3% fat"

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