Kick off your spring with a four-week fitness challenge! The 28-Day Sweat Challenge offers running routines, strength training, and stretching so you'll finish the month feeling stronger and faster.

It's all here! Your four-week schedule of workouts is below. We've partnered with Aaptiv, the audio fitness app that combines the guidance and motivation of a personal trainer with the perfect ...

Working out is better when it's fast, equipment-free, and not super complicated. It's science. And, as it turns out, burpees are all of those things. They have plenty of haters, but this exercise is ...

If you’ve hit a plateau, are seeking some fitness motivation, or simply looking to take your workouts up a notch, fitness challenges are a great way to give yourself the energy boost you need. Ranging ...

Kick off your spring with a four-week fitness challenge! The 28-Day Sweat Challenge offers running routines, strength training, and stretching so you'll finish the month feeling stronger and faster.