Get the Men's Fitness newsletter!
Subscribe to Men's Fitness and get up to 80% OFF the newsstand price!
Get the custom digital edition for your iPad or iPhone now!
The precise mathematical formula you need to train for a marathon.
Go off road with these seven tips from pro endurance athletes.
The same protein that helps you run fast also makes you smarter.
What to eat and drink during a race—from 5K to Ultramarathon.
The mental trick that can help you exercise longer.
Michael admits one race challenge weighs heavily on his mind.
Mark is up for pullups but down on sprints.
Michael underlines the importance of balance in all facets of training.