The taper is where many ultrarunners get restless. Training has given you something to do for months, and suddenly the best move is to do less. That can feel suspicious. It is also the point.
The Purpose of the Taper
A taper does not create new fitness. It reveals the fitness you have already built by reducing fatigue. For multiday races, the taper also gives you time to sleep, organize gear, reduce niggles, and make better decisions before race stress arrives.
How Long to Taper
| Race | Typical Taper | Main Focus |
|---|---|---|
| 24-hour | 10 to 21 days | Fresh legs, tested fueling, no new gear |
| 48-hour | 2 to 3 weeks | Sleep, feet, and fatigue reduction |
| 6-day | 2 to 4 weeks | Arrive healthy and organized |
| Stage race | 2 to 3 weeks | Pack comfort and daily recovery |
These ranges are not rules. A runner carrying deep fatigue may need more rest. A lower-mileage runner may feel better with a shorter taper.
The Last Long Run
Your last big long run should prove systems, not fitness. Practice the shoes, socks, food, bottles, lighting, and walk strategy you expect to use. If something fails, you still have time to adjust.
For race-specific plans, see 24-hour, 48-hour, and 6-day training guides.
Race Week Priorities
- Sleep more than usual if possible.
- Keep runs short, easy, and familiar.
- Finalize gear before the final 48 hours.
- Eat normally with enough carbohydrate, salt, and fluid.
- Check travel, start time, crew rules, and mandatory kit.
- Pack foot care, lighting, chargers, and backup clothing early.
What Not to Do
Race week is a terrible time to prove toughness. Avoid hard workouts, new strength exercises, aggressive stretching, new shoes, new tape, new drink mix, panic dieting, and last-minute gear overhauls.
Use the 24-hour race gear checklist as a final systems check even if your race is longer.
Sources
- Multiday Running training guide review, last reviewed June 2026.
- International Association of Ultrarunners - ultramarathon event context
Frequently Asked Questions
How long should you taper for a 24-hour race?
Many runners taper for 10 to 21 days before a 24-hour race, depending on training load, injury history, and experience. The final week should feel easy and familiar.
Should you stop running during an ultra taper?
Usually no. Most runners do better with reduced volume, easy running, light strides if familiar, and more sleep rather than complete inactivity.
Can you gain fitness during race week?
No meaningful endurance fitness is gained in race week. The job is to arrive healthy, rested, organized, and confident.