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.

For competitive runners, the pure amount of time you spend running is a strong indicator of success. A 2023 study showed that training volume—not the average or longest distance you run—is the most ...

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.

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 ...

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

Kuplack participated in “The Mammoth” — a 214-mile race through the Eastern Sierras in California — with the hope to inspire ...

Two-time IndyCar champion and 2018 Indy 500 winner Will Power is making his debut in the Intercontinental GT Challenge this ...

Antarctic explorer Ernest Shackleton's crew famously survived after the Endurance became stuck in ice in 1915. A researcher ...