Discover the science behind running speed and why improving performance involves more than just increasing stride length.

Few things are more coveted by endurance athletes than the so-called "runner’s high." It's that feeling of euphoria, reduced stress and sharpened mental clarity that can emerge when aerobic exercise ...

VO2 max may get most of the attention when it comes to improving fitness levels, but if you want to get better at running longer distances, it’s really your running economy that matters. Running ...