Whether you signed up for your first 5K or you're training for a marathon, our editors who love running weighed in on the ...

Designed to give athletes a boost of energy during physical exertion, GU is well-loved by runners. Not necessarily the taste, but that’s to be expected with any sports nutrition gel. This pack comes ...

On top of her own experience as a former Division I track and field athlete and current marathoner, she consulted her fellow Cosmo editors for their favorite running accessories for fun runs ...