Real-Time Decompensation: Decoupling and the Anatomy of My Failed Workout

Garmin Connect mobile app landscape screenshot displaying the Performance Condition and Heart Rate Zones chart overlay for a cycling interval workout.

Every endurance athlete knows the feeling of hitting a wall, but few can see it coming down the track with mathematical precision, which is why monitoring your Garmin Performance Condition is so vital during hard blocks. Yesterday, I set out to complete a critical high-intensity maintenance block: 7×3-minute VO2max intervals targeting north of 270 watts. […]