Heart rate and pace: how to compare these metrics to improve performance

Heart rate and pace are useful data independently, but when you put them together they can tell you a lot about your fitness

Why you should try running without a GPS watch

Occasions when going watch-less can be a good idea

Run by effort, not pace, in snow and ice

Snow and ice can slow you down, so running by perceived effort rather than trying to hit a specific pace will work better for winter training runs