January 11th, 2026

Updates for January 11, 2026

  • Added zone calibration system for personalized training zones based on test data
  • Added workout alternatives with ranked options for each training session
  • Added AI-driven training phase detection with scientific thresholds
  • Added weekly TSS volume card to dashboard
  • Added CTL/ATL trend arrows to fitness metrics
  • Added color coding to Sleep and Ramp Rate metrics
  • Added Whoop day strain to readiness assessment
  • Added AI-generated personalized readiness messages
  • Added app localization support (English and Dutch)
  • Improved dashboard loading performance with caching
  • Fixed Intervals.icu workout upload