This Christmas I decided the best way to celebrate the birth of Jesus Christ was to inflict a large amount of pain on my person by doing five different FTP (functional threshold power) tests. This ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Functional threshold power a.k.a. FTP is a metric familiar to many cyclists. Measuring the average power ...

Johnson led the exercise at Business Insider's The Long Play event in San Francisco on Tuesday. You can do it anywhere with a ...

You can brag about your peak power numbers all you want, but when it comes to actual race results, durability is king.

If you use a training app like Training Peaks, Peloton, or Zwift, your zones will automatically be set after you input your functional threshold power (FTP). Don’t guess at your FTP or base it on your ...