Whether you’re brand-new to running or coming back after time away, here’s what to expect as your legs, lungs, and confidence ...

With four to five runs per week, you’ll toe the starting line healthy and confident—and cross the finish as a marathoner.

Why low vitamin or nutrient levels could be at the root of your extreme fatigue, soreness, and performance decline.

In The Runner’s World Guide to Nutrition and Fueling, Runner’s World exclusive program led by run coach Mireille Siné and guided by experts, you’ll learn strategies on how to better listen to your ...

The Cincinnati native won the race by more than 30 minutes and became the second American man to claim the title.

Ben Dhiman of the United States buried the field to win the men’s race at the 2026 Ultra-Trail du Mont-Blanc trail race in ...

This story will be updated as the elite runners finish. Here are the results from the 2026 Sydney Marathon.

Jepchirchir, 32, has won three of the seven World Marathon Majors, including London (2024), Boston (2022), and New York City ...

Dehydration: It triggers physical and physiological stress on the body by forcing organs to work harder. When it comes to the ...

Easy runs, by definition, should be laid-back. You shouldn’t be huffing and puffing or stressing about your speed. It can be ...

Winnie Yu, PT, DPT, CSCS, you’ll find the best exercises for improving your running abilities. (Watch the How To Master Main ...

Learn how each macronutrient supports your energy and recovery—plus how to adjust your intake as your training changes.