Grade A
Meta analysis
High-Intensity Interval Training vs Steady-State: VO2max Comparison
Meta-analysis comparing HIIT and moderate-intensity continuous training effects on cardiorespiratory fitness across different populations.
Published 2024
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DOI: 10.1136/bjsports-2024-107891
[STUDY DETAILS]
- Study Type
- Meta analysis
- Quality Grade
- A
- Publication Year
- 2024
- Category
- Exercise & Training
Summary
Analysis of 77 studies (n=2,786) found HIIT produced greater VO2max improvements than MICT (+1.2 mL/kg/min, 95% CI: 0.8-1.6). Time-efficiency favored HIIT by 40%.
Key Findings
1. HIIT superior for VO2max (+1.2 mL/kg/min)
2. 40% less time required for similar benefits
3. Both modalities improve cardiovascular health
4. HIIT shows higher dropout rates