Matt Fitzgerald

Here’s what 25 years of experience taught this coach about mastering the sport of running.

Most elites spend about 80 percent of their miles going easy. Here’s why you should, too.

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If you train like experts, you can be ready year-round for any race in just 4 weeks. Here's how

Why Performance-Enhancing Drugs Aren't Necessary, and How to Replicate Their Effects Honestly

Research provides a new definition of fatigue

If you ask 10 other runners to name a benefit of cross-training, at least 8 of them will mention injury prevention. But although injury prevention is by far the most widely recognized benefit of cross-training among runners, it's hardly the only one.