91±¬ÁÏ

August 15, 2016

Inside an Olympian's testosterone ordeal

The young athlete, now competing at the Rio Games, always considered herself to be a girl just like the others, a girl who loved to run.

August 15, 2016

Here's what Olympians eat for each sport

Just what does it take to power Simone Biles' signature half-twisting double backflip or Allyson Felix's lightning-fast sprint?

August 15, 2016

How aggressive workouts destroyed one woman's body

In January 2011, I was a healthy, fit 28-year-old.

August 15, 2016

Why Mark Wahlberg wakes up at 4:10 am every single day

At 45 years old, Mark Wahlberg is an Oscar-nominated actor and producer, an entrepreneur, a Catholic, and a father of four who never misses family dinner.

August 12, 2016

You'll never guess what Simone Biles eats after every competition

Simone Biles, now officially the best gymnast in the world after winning the gold medal in yesterday’s all-around, has a post-meet ritual that is #relatable.

August 11, 2016

Among elite athletes, practice isn't everything

Ever since Swedish psychologist K. Anders Ericsson published a paper on the impact of 10,000 hours of deliberate practice on a musician's performance in 1993, his findings have become lore—and extended to a range of activities, such as medicine, chess, and sports.

August 11, 2016

The science of Olympic rivalries: Do adversaries help or hurt?

From the decade-long swimming rivalry between Michael Phelps and Ryan Lochte, to figure skating's famous Nancy-Kerrigan-versus-Tonya-Harding contest, some Olympic matchups seem to be as much about contention between two personalities as they are about crowning a champion

August 10, 2016

NFL player: 'My pregnant wife made me fat'

When Buffalo Bills running back Karlos Williams reported for training camp in June, he was woefully out of shape — and overweight.

August 10, 2016

This Olympic marathoner refuses to count calories

Marathon runner Shalane Flanagan competes in a sport that’s all about numbers: the amount of miles logged each day and week, splits along the marathon course, world records and personal best times.

August 10, 2016

Researchers identify amount of exercise needed to lower risk of 5 diseases

Doctors often tout how exercise can help ward off disease, but previous research hasn’t concluded just how much physical activity is needed to reap those benefits.