Race Week Intensity Balance Calculator

Balance race week intensity, mileage, and recovery to arrive fresh on race day.

mi
mi
%
days

Quick Facts

Intensity
Maintain
Short sharp sessions keep legs fresh
Easy Runs
Majority
Easy pace dominates race week
Rest
Essential
2 rest days is common
Decision Metric
Balance Score
Aim for 75+ balance

Your Results

Calculated
Intensity Balance
-
Balance score
Freshness Score
-
Estimated freshness
Easy Mileage
-
Miles at easy pace
Quality Load
-
Quality session load

Race Week Ready

Your defaults show a balanced race week plan.

What This Calculator Measures

Balance race week intensity, mileage, and recovery to arrive fresh on race day.

By combining practical inputs into a structured model, this calculator helps you move from vague estimation to clear planning actions you can execute consistently.

This calculator balances race week intensity to maximize freshness and readiness.

How to Use This Well

  1. Enter race week mileage and sessions.
  2. Set easy run share and rest days.
  3. Choose intensity factor.
  4. Review balance and freshness.
  5. Adjust week plan if needed.

Formula Breakdown

Balance = easy share + rest bonus − quality penalty
Easy mileage: total × easy share.
Quality load: quality sessions × intensity.
Freshness: balance + rest days.

Worked Example

  • 28 miles at 65% easy yields 18.2 easy miles.
  • Two quality sessions add controlled intensity.
  • Rest days boost freshness score.

Interpretation Guide

RangeMeaningAction
80–100Strong balance.Arrive fresh and sharp.
70–79Good balance.Adjust easy share slightly.
55–69Moderate.Reduce quality load or add rest.
Below 55Risky.Rebalance mileage and rest.

Optimization Playbook

  • Keep easy mileage high: protect legs.
  • Limit quality sessions: 1–2 is enough.
  • Add rest: taper fatigue into race day.
  • Reduce long run: keep it short this week.

Scenario Planning

  • Baseline: current race week plan.
  • More rest: add one rest day.
  • Lower intensity: switch to Lower intensity factor.
  • Decision rule: aim for balance score above 75.

Common Mistakes to Avoid

  • Keeping long runs too long in race week.
  • Stacking multiple high-intensity workouts.
  • Skipping rest days when fatigue is high.
  • Ignoring easy run share.

Implementation Checklist

  1. Plan mileage for race week.
  2. Schedule quality sessions early.
  3. Set rest days before race.
  4. Adjust if fatigue rises.

Measurement Notes

Treat this calculator as a directional planning instrument. Output quality improves when your inputs are anchored to recent real data instead of one-off assumptions.

Run multiple scenarios, document what changed, and keep the decision tied to trends, not a single result snapshot.

FAQ

How many quality sessions in race week?

Most runners do 1–2 short sessions.

Should I reduce mileage?

Yes, most race weeks drop volume 40–60%.

How much rest is ideal?

1–2 rest days keep freshness high.

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