Kejelcha Runs 56:51 in Buenos Aires to Snatch the Half Marathon World Record Back From Kiplimo
Yomif Kejelcha ran 56:51 at the 2026 Buenos Aires Half Marathon to break Jacob Kiplimo's 57:20 world record. How the record finally fell in South America.

Hill sprint intervals are an incredibly effective way to boost your running performance, strength, and cardiovascular fitness. By combining the benefits of incline running with the intensity of interval training, hill sprints offer a powerful workout that targets multiple aspects of fitness.

Ketones have gained popularity among runners as a new performance and recovery supplement. But do they really deliver on their promises? This guide explores the science behind ketones for runners, including their potential benefits, drawbacks, and whether they’re worth the investment.

When winter brings icy streets and freezing temperatures, many runners find themselves facing the "treadmill dilemma." Spring races demand consistent training through the harshest months, and that often means turning to indoor running for those weekly long runs.