Hannah Singleton
Hannah Singleton is a freelance journalist who writes about fitness, health, wellness, travel, and the environment. Her work has been in publications such as the New York Times, Wall Street Journal, GQ, Vox, Wired, National Geographic, Forbes, and Fast Company. You can follow her @hannahsingleton.

The Fitness Influencers Get Political
Fitness creators who once avoided politics are using their platforms to speak out for the first time. What changed?
Is Running Bad for Your Knees? Experts Explain.
If you skip out every time your friends ask to join them on a jog, read this.
Do All Marathon Runners Actually Need Super Shoes? We Asked the Experts to Find Out.
These carbon-plated wonders have broken every record in the books, but they might not be the best for you. Here's what you need to know.
I Depend on Music to Power My Workouts. Here's What Happened When I Skipped the Playlists for a Week.
I rely on my tunes to get through my training. So what happened when I turned my headphones off and opened my ears to the world?

What You Need to Know About Strava, From Tracking to Flyovers
You've seen the maps filled with orange squiggles on your friends' social media feeds. Here's how you can start tracking.

How to Train for a Trail Race in a City
No mountain access? No problem.

These 5 Walking Workouts Can Bring Structure to Your Fitness Plan
Give these routines a try for more targeted cardio training.

How to Run Safely in the Dark at Night
With the right gear and proper preparation, running after sunset (or before sunrise) doesn’t have to be so risky.