With a marathon personal best of two hours and 34 minutes, Anya Culling lines up with the elite field when she races. However ...

Don’t try to hit your pace in the first minute, or even the first mile. “It’s okay to be a little bit off on the slow end,” Stachel says. In fact, with zone 3 work in general, he suggests erring on ...

So Jeff tries to convince her to give it a shot and to understand her ideal heart rate zones. There are real benefits to paying attention, because it can help inform how hard you’re working ...

So when COROS sent me its Pro runners' Boston Marathon stats like per-mile heart rate, cadence, and effort pace, I knew I had ...

Overall, zone 2 cardio is where it’s at when it comes to reaping heart health benefits. Plus, it can help you “build that ...

It absolutely can. For most people (excluding those who are aerobically fit enough to jog in zone 2), you can walk in a zone ...

While heart rate zones might sound a little confusing ... increase your aerobic capacity over time. Think of training for ...