Key Takeaway
Meta-analysis found similar muscle hypertrophy between high and low load training when volume is equated, but heavy loads superior for maximal strength.
Summary
Definitive meta-analysis comparing high vs low load resistance training.
Methods
- Systematic review and meta-analysis
- RCTs comparing load intensities
- Muscle hypertrophy outcomes
- Strength outcomes
Key Results
- Similar hypertrophy across load ranges
- Heavy loads better for 1RM strength
- Training to failure important
- Volume primary driver of growth
- Individual preference matters
Limitations
- Mostly untrained populations
- Short study durations
- Varied volume matching
- Long-term effects unclear