Elite athletes can push their bodies to the very limit, but even they can't surpass the boundaries of human nature, according ...

Creatine is best known for building strength, but here's what most people don't realize – it's also one of the most underrated tools for supporting your brain.

Individual athletes ran an average of 4,000 miles over a year to help define the human body's limit for energy expenditure ...

Scientists tracked 14 elite endurance athletes for a year and found a metabolic ceiling: no one sustained more than 2.5× ...

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

A boundary is emerging for the most seasoned endurance athletes. Beyond apparent performances and records, their bodies seem ...

Marcel Hug and Susannah Scaroni were the wheelchair champions, Hug for a seventh time and Scaroni for a third. Scott Cacciola ...

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 ...

Why Iron Matters for Performance Oxygen Transport and Energy Production Iron is a key component of hemoglobin and myoglobin, ...

A new study reveals a metabolic ceiling - an upper limit to how much energy the human body can sustain over time, no matter ...

It” is a supplement called Nomio, a concentrated shot extracted from broccoli sprouts that has emerged as the hottest new ...

From the battle-tested ranks of the Philippine National Police–Special Action Force (PNP-SAF) to the unforgiving roads of Europe, Joseph Faeldonia, a ...