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At 4:17 With a Baby in Tow, Stephen Biebelhausen Just Rewrote the Stroller Mile

Former college miler Stephen Biebelhausen ran 4:17 with a baby stroller at the 2026 Guardian Mile in Cleveland, blowing past the previous mark of 4:26.29 and reopening a heated ratification debate.

Editor's Picks

10 Best Flexibility Exercises to Make You More Flexible

From hamstring and back stretches to ankle and shoulder mobility, this guide provides essential stretches for a full-body routine. Start improving your flexibility today!

10 Unexpected Politicians Who Have Completed a Full Marathon

Discover how politicians who run marathons, from George W. Bush to Alexander Stubb, combine leadership with endurance sports. Learn about their impressive finishing times and how marathon running shapes their public image.

Why Every Runner Needs a Simple Stretching Routine Like This One

Discover how a simple daily stretching routine can ease joint pain, boost mobility, and keep you active, no matter your age or fitness level!

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Sydney Marathon 2026 Elite Field: Course Record Under Serious Threat

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World Champion Alphonce Simbu Makes His Debut in Sydney Marathon 2026

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Michael Roeger Holds a Marathon World Record. At 38, He Is Taking On the Hardest Major

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The Last 14 Days Before Sydney Decide Your Race. Here Is Exactly What to Do

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Nasal Strips for Runners: Gimmick or Game-Changer?

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10 Must-Watch Movies for Every Passionate Runner

Discover 10 must-watch running movies that showcase incredible athletic achievements, personal transformations, and inspiring stories!

9 Most Unique Half Marathons in 2025: From Arctic Nights to Safari Adventures

Discover 9 extraordinary half marathons in 2025, from running under the Northern Lights to racing alongside African wildlife. Experience these unique races that combine athletic achievement with unforgettable adventures.

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Ciele Athletics Gear Review: Performance, Comfort, and Style

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Li-Ning Feidian Ultra 3: Review and Thoughts

The Li-Ning Feidian 3.0 Ultra stands out in the competitive running shoe market, blending advanced technology with innovative design to cater to serious runners

Training Tips

Training

How At 49, a Double-Amputee Broke His Own Marathon World Record. Again.

Training

A New Study Says the Miles Are Not What Keep Runners Alive Longest

Training

World Record Holder Ja’Kobe Tharp ’s Race Day Ritual Starts at the McDonald’s Drive-Thru

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Zone 2 Training Was Meant to Fix Everything. A New Review Says It Might Be Overrated

Reviews

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Built for the Burn: The Best Running Gear for Hot Weather

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We Wore The Huawei Watch Fit 5 For A Week And One Thing Surprised Us

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Finding Your Perfect Running Shoes

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Prungo FluxGo Red Light Therapy Module Review: Our Hands-On Experience

Health

Health

The Training Change Every Woman Runner Over 45 Is Getting Wrong

Health

His Doctor Told Him He Was Overweight at 67. He Ran Marathons Into His 90s.

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Sociologists Have a New Name for What Running Does to People in Addiction Recovery

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Stress Fractures in Runners: The Bone Health Warning Signs Every Runner Over 35 Ignores

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Sydney Marathon 2026 Elite Field: Course Record Under Serious Threat

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Nineteen men entered for the 2026 TCS Sydney Marathon have run faster than the 2:06:06 course record. Here is the field, the names, and what the numbers mean.

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World Champion Alphonce Simbu Makes His Debut in Sydney Marathon 2026

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Alphonce Simbu won Tanzania's first world athletics title by 0.03 seconds. On August 30 he makes his TCS Sydney Marathon debut. Here is the decade behind it.

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Michael Roeger Holds a Marathon World Record. At 38, He Is Taking On the Hardest Major

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Michael Roeger holds the T46 marathon world record and lines up at the 2026 TCS Sydney Marathon on August 30. Here is the road that brought him there.

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The Last 14 Days Before Sydney Decide Your Race. Here Is Exactly What to Do

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A day-by-day guide to the final two weeks before the 2026 TCS Sydney Marathon on August 30, covering taper, carb loading, bridge wind and the 6:30am start.

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At 4:17 With a Baby in Tow, Stephen Biebelhausen Just Rewrote the Stroller Mile

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Former college miler Stephen Biebelhausen ran 4:17 with a baby stroller at the 2026 Guardian Mile in Cleveland, blowing past the previous mark of 4:26.29 and reopening a heated ratification debate.

Training

How At 49, a Double-Amputee Broke His Own Marathon World Record. Again.

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Richard Whitehead MBE ran 2:40:47 at the Wizz Air Milano Marathon to lower his own world record for athletes with bilateral knee amputations. Here is how he keeps doing it.

Training

A New Study Says the Miles Are Not What Keep Runners Alive Longest

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A 2025 Mayo Clinic Proceedings study of 3,889 adults found muscle power predicted mortality far better than muscle strength. It changes what runners should be training.

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A Former Rugby Pro Is Running 100 Ultramarathons in 100 Days. He Is About to Reach Bournemouth

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David "Jacko" Jackson, 44, a former Nottingham RFC winger whose career ended with a brain injury, is running 100 ultramarathons in 100 days. Bournemouth is his next stop.

Health

The Training Change Every Woman Runner Over 45 Is Getting Wrong

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A 2025 clinical study of women in perimenopause and postmenopause found a training change that outperformed extra mileage. Most running plans still miss it.

Health

His Doctor Told Him He Was Overweight at 67. He Ran Marathons Into His 90s.

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A doctor told Sir Christopher Ball to lose weight before his 70th birthday. He picked up running instead. He is now in his 90s and still going.