I'm older than I was, but younger than I will be

Once again, science says that fruits, vegetables, and whole grains are really good for you

The Twitter CEO only eats between 6:30 p.m. and 9:30 p.m. You definitely should not emulate his habits.

At a certain point in life, it’s not ethically possible to cheat

A fast-mimicking program called ProLon claims it can

After adopting a meditation practice a decade into his career, Knox is near the top of his athletic game

Pioneering scientist Dr. Rhonda Patrick talks to Tim Ferriss about smarter approaches to popular lifestyle interventions

Being outdoorsy is not without its risks. If I could travel through time, here's some of the advice I'd give my (seemingly) immortal and (definitely) ignorant 20-year-old self.

On the harder-to-measure benefits of age and experience

Floods of people coming out of the city looking to save have positioned the suburbs for renewal

In 2015, in a secret medical procedure carried out in Bogota, Colombia, the 44-year-old woman got dozens of experimental gene-therapy injections. Why? Because Parrish, the creator of a longevity company called BioViva, believes that science is on the cusp of delivering radically longer lifespans—and she wants to help bring on the revolution.

Getting older doesn't have to keep you from setting new PRs

We asked ex-Olympian, coach, and elite Masters runner John Henwood for his advice

Why do some of us flame out in our thirties while others are still racing in their sixties? And how can we reverse the effects of getting older?

It's never too late to race the 26.2. You just have to know how to prepare.

You don't have to lift less as you get older—you just have to make a few adjustments to your training

Being old doesn’t mean you can’t be fast. Just ask two-time Olympian Anthony Famiglietti.

'Play On,' a new book from journalist Jeff Bercovici, explores how aging elite athletes stay at the top of their game

You'd think the fittest men and women on the planet would outlive the most sedentary ones. But you'd be wrong.

Record holders Orville Rogers and Julia Hawkins know how to keep the running flame alive

Octogenarian Dr. Arthur De Vany, renowned for his theory of evolutionary fitness, shares his diet with Tim Ferriss

Take 66-year-old UCI Track Masters World Championships rider Gary Hoffman, who is almost as fast as he was at age 20—when he competed to race in the Olympics

In a world where our time and attention are fractured into smaller and smaller bits, legendary biologist and runner Bernd Heinrich is a throwback, a man who has carved a deep groove in his patch of Maine woods

Memorable lives combine tough choices, an adventurous spirit, hard work, and luck—and who knows where any of it comes from? For our writer, the wellspring was a Colorado spread that she was barely able to buy in 1993. It became her escape from a violent childhood and the magical ground that changed her life.

Whatever you do, just don't tell these serious, old'ish cyclists that they're living in a retirement home

The best endurance athletes push their minds and bodies as far as humanly possible—a practice that might not actually be good for them

Last year, Kim Ciolli, a longtime fixture in Texas cycling, got busted for doping. Her case is evidence of the fact that maybe the anti-doping system for older athletes—and especially for women—is broken.

These potions nourish skin without toxic chemicals

Exercise is as good for your brain as it is for your body, and researchers are just beginning to discover why

Though created with older athletes in mind, these items are essential for every athlete—regardless of age

Turns out extending your lifespan is pretty damn easy. Just follow these definitive, scientific, time-tested methods.

It's not just about our bodies. It's also about our minds.

The new photography book 'Racing Age' reminds us that it's a whole lot of fun to be a competitive athlete for life

Better equipment, medicine, and compensation means Olympic athletes can compete well into their thirties—and beyond

Forget about the wonder drugs. The elixir of youth and the "cure" to Alzheimer's and dementia may turn out to be exercise.

This past Wednesday, a video went live on YouTube showing 90-year-old Dr. William Bell setting a world record in his age group in the pole vault. Bell cleared a height of 7 feet 2 inches to set the mark for 90 to 94 year…

The Fountain of Youth is a myth. But take heart: Intelligent training and an adventurous spirit will keep you running, kicking, screaming at the peak of your potential for years to come.

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