The metabolic ceiling represents the maximum number of calories that a body can actually burn. For humans, it is believed to ...

When ultra-runners lace up for races that stretch hundreds of miles and days, they're not merely testing their mental grit ...

The dark blue circles on the left side of the graph show the direct measurements of calorie burn during training and racing.

When you buy through links on our articles, Future and its syndication partners may earn a commission. It's the original 100-miler, but that's not the only thing that makes this iconic trail race ...

Professional ultramarathoner Tara Dower lived out of her Ford Transit van while training for last year’s Hardrock Hundred Mile Endurance Run. The ultramarathon includes 33,197 feet of elevation gain, ...

Running sprints can help you increase speed and lose weight, while long-distance running is best for race training and building endurance.

Yep, a new Scientific Reports study found that endurance exercise (think: long-distance running, swimming, or cycling) is ...

Interval running condenses the powerful effects of regular running into shorter, high-intensity bursts. Research shows it can ...

For a muscle to continuously contract and relax, it needs adequate hydration, electrolytes, and oxygen. It also must be able ...

Endurance racing and sprinting represent two distinct realms of the racing world, offering unique challenges and rewards.