Stress Fracture
Stress Fracture · Prevention

How to Prevent Stress Fracture for Good

The training and strength levers that keep stress fracture from coming back — built for runners.

Stop the Cycle

Stress Fracture is rarely a one-time event — it returns when the underlying causes aren't addressed. Build these into your weekly routine.

  • Adequate energy availability (don't underfuel)
  • Cap mileage jumps at 10%
  • Strength training 2x/week
  • Address menstrual cycle irregularities

Strength Work That Actually Helps

Most prevention failures come from skipping consistent strength. The exercises below are the ones with the best evidence for stress fracture.

  • Pool Running — 30-60 min, 3-5x/week during shutdown
  • Heavy Strength Training — 2x/week through and after healing
  • Single-Leg Calf Raises — 3 sets of 8, 2x/week
  • Hip and Glute Strength — 2-3x/week

Training Rules to Follow

  • Cap weekly mileage jumps at 10%
  • Run easy on easy days — most runners run their easy too fast
  • Replace shoes between 350-500 miles depending on body weight and surface
  • Build one strength session into every training week, year-round
  • Sleep at least 8 hours during heavy training blocks

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