If you’re looking to spend more time outdoors, but are also keen to up your fitness levels, what about trying speed hiking? “It’s an approach somewhere between hiking and trail running,” says Dr.

Few of you are coming to me with a focus on your one mile pace, so we’re looking at running workouts that are going to test your speed and improve your endurance. There are tons of ways to incorporate ...

Overtraining could crush your progress. Learn how to run interval workouts more efficiently with this coach-backed advice.