You’re meant to do long, slow distance runs at an easy, relaxed pace. But here’s what experts say about going too easy.

Plus, we have an easy-to-use ACWR calculator that you can save and use to check that you’re progressing your running volume safely and effectively. For example, if you’ve run 50, 40 ...

You run, jog or walk quickly for 12 minutes without stopping ... although older adults can use a digital calculator to ...