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

The research, published today in Current Biology, showed that ultramarathoners can burn an astounding 11,000 calories per day ...

Scientists have long hypothesized about a theoretical limit to human energy use. The research, published today in Current ...

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

The Fitbit calorie tracker feature can be useful when planning a diet or workout schedule. Here's how Fitbit calculates ...

Don't be fooled by diets and workouts that claim to speed up metabolism, that's not how it works. Here's how metabolism is ...

While ultramarathoners are capable of huge energy spurts, overall the athletes top out at 2.5 times the metabolic rate needed for basic body functions.

When athletes devote large amounts of energy to running or cycling, they unconsciously cut back on energy output elsewhere.

Zone 2 cardio, however, is all about the intensity of your workout, not the workout itself. If walking is not your preferred ...

Metabolism is the process that converts the food you eat into both energy and biological components like muscle and bone.

What is TDEE? What is TDEE, and how can it help you get fit or lose weight? TDEE stands for total daily energy expenditure. Think of ...

A study of elite ultra-athletes shows that even under extreme training, energy use levels off at ~2.5 times basal metabolic ...