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.

Up until the 1960s, athletes were advised against drinking water during exercise. The prevailing belief was that hydration impaired performance, leading to an era where marathon runners were discouraged from drinking water, and many race courses lacked aid stations altogether.