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.

A 2026 American College of Cardiology study of over 14,000 people found morning exercisers had 31% lower coronary artery disease risk. The 7 AM to 8 AM window was the sweet spot.