How Long Should You Rest Between Sets? Research-Backed GuideRest too little and performance drops. Rest too long and intensity suffers. Here's exactly how long to rest between sets for strength, hypertrophy, and endurance goals.Frequently asked questionsIs TimerRush free?Completely free — no account required.Where can I try the timers mentioned in this guide?All timers are at timerrush.com. Bookmark /t/25m or /t/5m for quick one-click access.