Tagged With Runner

It's possible to exercise too much — here's what it can do to your body and brain


The 2 most important activities runners should do to avoid knee pain


These are the world's fastest animals



Which is better for running -- treadmill or outdoors?


A running coach explains how to get through the NYC marathon this weekend


Olympians aren't even close to running the fastest marathon that's humanly possible



Restaurant runner couple return to pay their bill after being busted big time on Facebook