Table 2

Suggested initial pre-exercise meal insulin bolus reduction for activity started within 90 min after insulin administration

Exercise intensityExercise duration
30 min60 min
Mild aerobic (∼25% VO2max)−25%*−50%
Moderate aerobic (∼50% VO2max)−50%−75%
Heavy aerobic (70%−75% VO2max)−75%N-A
Intense aerobic/anaerobic (>80% VO2max)No reduction recommendedN-A
  • Recommendations compiled based on four studies (9497). N-A, not assessed as exercise intensity is too high to sustain for 60 min.

  • * Estimated from study (95).