Noticeable changes in heart rate, like a 6 to 10 percent drift, also signal aerobic decoupling, says Norris. For example, if ...

Zone 2 is more than just running slow. Two experts explain the nuances behind running's new trend toward low-intensity training.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images A half marathon is just a 5km warm-up, a 10k run, and a 5k recovery run, ...

Shortening my intervals helped me focus on my cadence, transitions, heart rate, and pace, so I could run more efficiently and ...

Plus, the surprising benefits of turning the intensity down a notch.

For years, many runners have used heart rate-based training to maximise their running potential. This method includes working at five ‘zones’, where your heart is beating at a percentage of its ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When I first started running seriously, I thought I had to be out of breath and dripping sweat with my ...

Contrary to popular belief, you don’t have to be dripping in sweat and totally out of breath after every stairmaster sesh or afternoon jog. When it comes to cardio, it’s actually better to work ...

Fitness programs can be built around just about anything. CrossFit is based on the philosophy that constantly varied movements performed with moderate intensity improve physical competence. Yoga is ...