The Peloton functional threshold power test (known most often as the FTP test) is a brutal 20-minute slog that is, well, uncomfortable to do. It's also important, especially if you want to start ...

We may earn a commission from links on this page. Peloton bikes are best known for their video classes, which feature a social leaderboard, chatty instructors, and handpicked music. But from a fitness ...

Functional threshold power a.k.a. FTP is a metric familiar to many cyclists. Measuring the average power you can produce over ...