Peloton upended the spin-class landscape a few years ago when it built an at-home bike with a massive display that can tap directly into studio classes—both live and on demand—from your own home. Now it’s looking to do the same to group runs. The new Peloton Tread won’t replace all of your training, but it will deliver extra motivation during speed sessions and provide structured work- outs to help you reach your fitness goals. Here’s how.
[$3,995; onepeloton.com]