CardioProspective cohort studies
Variety of movement is a long-game signal
Coaching can frame cardio, steps, lifting, and sport as complementary, not competing identities.
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- Observational evidence. Use for lifestyle variety and risk association, not a prescription for a medical condition.
CardioRandomized controlled trial
HIIT is not automatically better
If calorie burn is matched, the best cardio format is often the one the client can repeat and recover from.
- Source
- Martins et al.. International Journal of Sport Nutrition and Exercise Metabolism. 2016. PMID 26479856.
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- Do not present HIIT or steady cardio as universally superior. Population, dose, adherence, and recovery matter.
CardioRandomized controlled trial
The energy gap still matters
Cardio can create part of the energy gap, but it does not override the need for a stable nutrition setup.
- Source
- Fontana et al.. American Journal of Physiology-Endocrinology and Metabolism. 2007. PMID 17389710.
- PubMed sourceLibrary card
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- Use this for energy-balance context, not as a claim that exercise and diet are interchangeable for every person or goal.