Theo Kahler
News Editor
Theo Kahler is the news editor for Runner’s World. He is a former all-conference collegiate runner who’s based in Easton, PA. Previously, he worked as the newsletters editor at Runner's World, Bicycling, and Popular Mechanics.
Adidas and BAA Announce Official 2024 Boston Marathon Jacket
The American record holder in the 800 meters is thinking “outside of the box” to build her personal brand.
Two Girls Break the High School Mile Record in Back-to-Back Races
Sadie Engelhardt bested Allie Zealand’s record just 15 minutes after it was set.
Athing Mu: “Last Year Was Pretty Tough”
In an interview with Runner’s World, the two-time Olympic gold medalist said she’s finding a routine that works for her. Sometimes that means not thinking about track at all.
She’s the First Woman to Finish the Barkley Marathons—Ever. Here’s How She Did It.
Jasmin Paris did the “impossible” with the same pair of shoes she wore in her first two attempts.
Eliud Kipchoge: “Even My Own Shadow, I Will Not Trust”
The marathoner opened up about the harassment he experienced in wake of the death of Kelvin Kiptum in a BBC interview.
Apr 13, 2024
In Defense of the Word Jogger.
In Defense of the Word “Jogger”
The term gets a bad rap in the running community—but we should be using it more.
Mark Zuckerberg Ran an Impressive 5K Just 5 Months After ACL Surgery
Plus, it was his 8-year-old daughter’s first-ever 5K.
Health - Injuries
Over 50,000 runners registered for the race around the U.K. capital.
Instagram Icon Davis Clarke Ran 2:56 at the Boston Marathon—and of Course He Was Locked In
He had stomach issues on Heartbreak Hill, but the social media star says he didn’t let that slow him down.
Emma Bates Returns to Boston Marathon After Injury: “I’m Much Fitter Than I Thought I Would Be”
She missed February’s Olympic Marathon Trials due to injury, but the 2023 fifth-place Boston finisher believes she’s stronger than ever ahead of Monday’s marathon.
Meb Is Back at Boston with a Time Goal—and Super Shoes
The 2014 Boston Marathon winner will line up in the middle of the pack with a new shoe deal.
Leash Your Dogs. I Dont Care If Theyre Friendly
The race received the second most applications in history.
The 39-year-old went out at world record pace but faded in the second half
The 28-year-old turned plenty of heads in Orlando, leading the Trials for 18 miles before finishing sixth. But Panning is just getting started.
How Futsum Zienasellassie Revived His Running CareerAnd Became a Top American Marathoner
The 39-year-old went out at world record pace but faded in the second half.
How to Watch the 2024 Tokyo Marathon
The first World Marathon Major of the year kicks off this weekend, featuring stars like Eliud Kipchoge and Sifan Hassan.
Autopsy Details of Kelvin Kiptum’s Death Released
The 24-year-old died from “severe head injuries,” according to a report. He will be buried on Friday.
Jakob Ingebrigtsen, Who Lost to Josh Kerr Without a Blindfold, Says He Could Beat Him With a Blindfold
The men’s 1500 meters is gonna be fun this year.
A Riveting New Series Shows the Insane Workouts of Elite Runners—Completely Unfiltered
Every week, TRACK: All-Access reveals the raw training of star athletes like Conner Mantz, Clayton Young, and Elle St. Pierre.
Grant Fisher Kicks off New Year with American 2 Mile Record
The Olympian made a major coaching change this year. So far, he says it’s been working.
Jan 5, 2024
However, some elite athletes still believe fast times are possible.
How Futsum Zienasellassie Revived His Running Career—And Became a Top American Marathoner
He went from young star to unsponsored for four years. Now, he’s a favorite to make the Olympic marathon team.
May 7, 2024
When Aaron Gruen isn’t practicing his cello three to eight hours a day, he’s running upwards of 100 miles a week. Here’s how he finds time for it all.
Oscar Pistorius Released from Prison on Friday
The Olympian was granted parole after serving half of his 13-year sentence for murdering his girlfriend.
Leash Your Dogs. I Don’t Care If They’re Friendly.
I’m tired of being jumped on, clawed, and bitten on runs because of inconsiderate owners.
Jan 5, 2024
Yeah, doing strides in public can make you look funny. They’re also crucial to improving form and speed.
CJ Albertson Runs 2:11:09 Marathon. A Week Later, He Runs 2:11:08
The 50K world record holder won the California International Marathon and Baja California Marathon in back-to-back weekends.
A Riveting New Series Shows the Insane Workouts of Elite RunnersCompletely Unfiltered
Next year’s celebration jacket features nods to the French flag and a legendary Norwegian marathoner.
Jan 5, 2024
The Harvard junior becomes only the third American to achieve the 2024 Olympic standard in the event.
Parker Valby Obliterates Collegiate Record in 5,000 Meters
Two weeks after winning the NCAA Cross-Country Championships, she becomes the first college woman to break the 15-minute barrier.
Kathrine Switzer Reveals When It’s Okay to Break the Rules
The women’s rights pioneer has been challenging the status quo for over 50 years. Here’s how she gets it done.
Can’t Make it to The Running Event? Watch the Livestream
Tommie Runz and Gary Koutsoubos will host the official free live stream, so you can catch the action from the trade show. Think: College GameDay, but for running.