Calculate optimal rest times between sets
Enter your training info to see optimal rest periods
The amount of rest between sets directly impacts your training outcomes. Rest too little and you won't recover enough to maintain performance. Rest too long and you lose the metabolic stress that drives adaptation.
Different training goals require different rest periods to optimize the physiological adaptations you're targeting.
| Goal | Compound | Isolation |
|---|---|---|
| Strength (1-5 reps) | 3-5 min | 2-3 min |
| Hypertrophy (6-12 reps) | 60-120 sec | 45-90 sec |
| Endurance (15+ reps) | 30-60 sec | 20-45 sec |
Heavy strength training depletes ATP and phosphocreatine stores, which take 3-5 minutes to fully replenish. Your central nervous system also needs time to recover from maximal effort.
Shorter rest periods (60-90 seconds) increase metabolic stress and growth hormone response, both of which contribute to hypertrophy. However, too short rest reduces total volume capacity.
As you progress through sets and fatigue accumulates, you may need slightly longer rest to maintain performance. Listen to your body but try to stay within the recommended ranges.
Use our other calculators to maximize your workout efficiency.
Training Volume Calculator