Matteo Sargenti

He is the founder of The Running Week, a runner, and a lifelong sports enthusiast dedicated to sharing practical advice, inspiring stories, and evidence-based training tips.

Instagram

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

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.

The Training Change Every Woman Runner Over 45 Is Getting Wrong

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

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

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.

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

A 2025 study followed people building a new life through running after addiction. What they found challenges the standard picture of recovery.

Dr. Stacy Sims Says Runners Are Fueling Wrong: 5 Rules That Contradict Standard Marathon Advice

Dr. Stacy Sims has spent 20 years dismantling the assumption that female runners can fuel like men. Here are her five clearest contradictions of standard marathon nutrition advice.

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

Stress fractures affect up to 20% of distance runners. Here are the warning signs, the RED-S connection, and the bone-health protocol every runner over 35 should know.

From Porter to Everest Legend : The 16-Year Journey That Ended on Broad Peak

Pur Bahadur Gurung, known as Yukta, died in the Broad Peak avalanche at 37. He went from porter in 2009 to ten Everest summits and IFMGA certification.

Perimenopause and Running: What Happens to Your Pace, Recovery, and Injury Risk After 40

Estrogen fluctuations during perimenopause slow recovery, weaken bones, and raise injury risk in female runners. Here is what changes, and how to train around it.

The World's Craziest Race Has No Rules, No Insurance, and No End in Sight

On the last Monday in May, a wheel of Double Gloucester cheese is released from the top of a nearly vertical grass hillside in Brockworth, Gloucestershire. Seconds later, a line of adults throw themselves off the same edge in pursuit.

Mitch Kahn: The 71-Year-Old Trainer Who Reversed Prediabetes at 55

When Mitch Kahn retired from his career in risk management in 2008, he weighed 265 pounds. His triglycerides, total cholesterol, and LDL cholesterol were all badly elevated.

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

Three hours before Ja’Kobe Tharp broke a 13-year-old world record in the 110-metre hurdles, he sat down and ate two cheeseburgers, a large fries, and ten Chicken McNuggets.

At 34, Max Jolliffe Just Ran Badwater 135 Faster Than Anyone in History

On Tuesday evening, at the trailhead below Mount Whitney, a 34-year-old runner from Costa Mesa, California, did something that had never been done in the nearly 40-year history of the Badwater 135.