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 ...

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

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

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

The Race Across Series, the global semi-supported ultra-cycling series founded by Arnaud Manzanini, today opens registration for its 2026 season. Following a record-breaking year in 2025, which ...

A new study of a Tour Divide rider reveals how the human body adapts to ultra-endurance cycling. Discover the surprising ...

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

A reliable, accurate ventilation sensor could be as big a breakthrough as the first heart rate monitor was in the ...

If you came in search of motivation today then you have come to the right place. David Park started running around 450 days ago and worked out like David ...

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