Running Skorts

Our seven favorite sports bras from Oiselle, Patagonia, Panache Sport and others combine comfort and support for low -, medium- and high-impact days.

Learn how to train using a heart rate monitor, what your HR max is and how to determine it, and how to calculate and use heart rate training zones.

Running is more comfortable with the right clothing. This article highlights fabrics and features for warm weather and winter running.

Thinking about running a marathon? This article will help you get started with tips on training, hydrating, fueling and more.

Learn how to select and prepare for your first trail ultramarathon, with tips on nutrition, hydration, mental and physical prep and more.

Find the best running shorts for any activity. From trail runs to marathons, we've rounded up our favorites, based on input from REI Co-op staff.