Is FTP the best measure of cycling fitness? Discover how power, heart rate, RPE and durability work together to give a complete picture of your training.

Join the JOIN x Lanterne Rouge x Zwift Indoor Series 2.0 for weekly workouts and races, building your stamina and FTP towards the Zwift Gran Fondo.

Explore the new JOIN Plan cycling dashboard to view workouts, track fitness and eFTP, analyse power curves and monitor your long-term training progress.