with Chris Carmichael
Which trail-runners offer the most motion control?
What's it like to have a digital trainer? Research editor Justin Nyberg reports.
Plug 'N' Play
Put a coach in your iPod, a heart-rate sensor in your shirt, and more
How Do I Adjust My Calorie Intake After a Marathon?
What happens when training goes digital? Your workouts get real.
Can I use my 10k running time to figure out how fast I could run a marathon?
Even when you're short on time, you can go long on adventure
Get the most out of long summer days with featherweight performance gear for running, riding, climbing, and hiking
Women Basics: Running
NordicTrack Incline Trainer X10
After a breakout year, this native Colorado triathlete is ready for the world stage