The dark blue circles on the left side of the graph show the direct measurements of calorie burn during training and racing.
Even the most elite endurance athletes can’t outrun biology. A new study finds that humans hit a metabolic ceiling at about 2.5 times their resting energy burn. When ultra-runners take on races that ...
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.
The metabolic ceiling represents the maximum number of calories that a body can actually burn. For humans, it is believed to ...
A study of elite ultra-athletes shows that even under extreme training, energy use levels off at ~2.5 times basal metabolic ...
Scientists tracked 14 elite endurance athletes for a year and found a metabolic ceiling: no one sustained more than 2.5× ...
Whether your chip is running a vintage computer game or the latest DeepSeek model, it’ll reward you for speaking its native ...
The bare-bones Mac writing app represents a literalist sensibility that is coming back into vogue as A.I. destabilizes our ...
The number is much smaller than previous research, which estimated metabolic ceilings as 10 times your BMR. And while extreme ...
After Christmas dinner in 2021, our family was glued to the television, watching the nail-biting launch of NASA's US$10 ...
When ultra-runners lace up for races that stretch hundreds of miles and days, they're not merely testing their mental grit and muscle strength—they're ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback