And that means anything you can do to get your heart beating hard and fast for 30 to 60 seconds periodically will help you just as much as going out for a five-mile run. Things like jumping rope ...

The treadmill is an incredibly versatile tool to keep us fit, no matter the weather or the availability of safe outdoor ...

Like lots of runners, I’ve never really loved the treadmill. It’s something about seeing how fast ... running indoors. Because I’m training for several spring marathons, I had no choice ...