Ultramarathoner Dean Karnazes gives his personal recommendations on what training tools should be on your must-have list.
Visit new destinations while logging miles and embracing cardio.
Get your heart pumping at home with this indoor cardio workout.
You don’t have to be a sponsored athlete or social media star to be a running ambassador and give back to your community, says marathon man Dean Karnazes.
Five ways to nail your PR without putting anyone else’s race in jeopardy.
Off-road racing is gaining steam across the country. Fitbit ambassador Dean Karnazes explains why this is one bandwagon you’re going to want to hop on.
When it comes to achieving a seemingly impossible goal, Fitbit ambassador Dean Karnazes recommends taking a page from the Spartan playbook.
Fitbit ambassador and ultramarathoner Dean Karnazes returns to his Greek roots with his new book, "The Road to Sparta," and recounts a tale of sleeping on his feet.
Ultramarathon man Dean Karnazes knows the value of 10,000 daily steps. Join him, the Surgeon General, and communities across the country, and take your step count and fitness to a whole new level.
Fitbit Ambassador Dean Karnazes ran across the United States (including Death Valley): Follow in his footsteps to find out how you can meet—and beat—any obstacle.