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.