If you want to run down your 5K PR, try running uphill. These workouts will improve your str...

By Mackenzie Lobby

Run your best half marathon one mile at a time.

By From The Editors of Runner's World

Mileage and workouts prep the body to perform, but many runners forget about recovery. Pract...

By Mackenzie Lobby

If you can't master the breathing aspect of swimming, then you'll never be as efficient as y...

By Jay Zacharias

Walking or running through the summer doesn't have to leave you feeling wilted. Here's how t...

By Jennifer Van Allen

Freezing your hydration bottles and even your hat can help keep you cool during long runs. F...

By Sarah Wassner Flynn

New research suggests hydration plays a larger role in optimal performance than previously t...

By Mackenzie Lobby

Jumping into a lane with one or two other swimmers can be intimidating if you're unaware of ...

By Ryan Wood

Soccer players can maximize their potential through good eating habits. Learn the framework ...

By Rebecca Subbiah RD, LDN, cPT

There's no need to let humid, hot weather ruin your training plans. Stay cool with these mus...

By Nicole Morell