Pitcher Workload Management

Intermediate 10 min read 21 views Nov 28, 2025

Pitcher Workload Management

Managing pitcher workload is critical for both performance and injury prevention. Modern analytics tracks multiple fatigue indicators.

Key Metrics

  • Pitch Count: Single-game workload limit
  • Days Rest: Recovery time between starts
  • Innings Limit: Season-long workload cap
  • High-Stress Pitches: Pitches with high leverage

Research Findings

Pitch CountVelocity DropNext Start ERA
<80-0.3 mph3.80
80-100-0.8 mph4.05
100-115-1.2 mph4.35
>115-1.8 mph4.75

Key Takeaways

  • Performance declines after ~75 pitches
  • 5 days rest is optimal for most starters
  • Young pitchers need conservative limits
  • Velocity drop is early fatigue indicator

Discussion

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