How Long Does It Take to Run Faster?
We talked to experts and looked at data for insights into how long it takes to see running…
What Happens to Your Body When You Stop Working Out?
VO₂ max can drop 7 percent in just 12 days—but muscle strength holds on longer (Photo: Ayana Underwood/Canva)…
‘The Day Leap Soared’ Is the Children’s Book We All Need Right Now
Braverman’s first picture book is inspired by her irrepressible pup Leap—and the lessons of individuality and teamwork she…
The Surprising Limit to Human Endurance
Published October 20, 2025 01:37PM Back in 2019, scientists proposed a new theory of endurance. For efforts lasting…
Trek Has a Salmon Protein Recovery Tab. Do You Need Unbroken?
Updated October 17, 2025 07:35AM Team Lidl-Trek has got itself a salmon protein recovery supercharger that it promises…
Your Caveman Genes are Slowing You Down
A recent study peers deep into the family tree to find a Neanderthal mutation – present in 20%…
Why Pro Cyclists Are Using the ‘Bodybuilder Supplement’ Creatine
Creatine can cause weight gain, but its performance impact is starting to prove too tempting for a sport…
4 High-Protein Pumpkin Recipes to Try This Fall
Fall’s favorite ingredient isn’t just for pie—it’s my new secret protein weapon (Photo: Recipes: Ashia Aubourg; Design: Ayana…
Polar Bear Fights Black Bear Over Carcass in Epic Battle
At nearly 1,800 pounds, polar bears are roughly three times the size of a black bear Published October…
How Much Food and Water Do You Actually Need to Survive?
“Extreme environmental physiologists” weigh in on what the human body really needs (Photo: © Marco Bottigelli/Getty) Published September…
Why Garmin’s New fēnix 8 Pro Watch Is Big News for Backcountry Adventurers
If you buy through our links, we may earn an affiliate commission. This supports our mission to get…
Don’t Fall for the Training Trap
Why most of us shouldn’t try to train like Janja Garnbret—or your favorite YouTuber. Published September 3, 2025…