Ultramarathon legend Yiannis Kouros sets a new world record in the 75+ age category for 24-hour running.
Yiannis Kouros, the legendary Greek-born ultramarathon runner, continues to make history. At 75 years old, he managed to break the world record in the 75+ age category in a 24-hour race, covering an incredible distance. Kouros, who still holds many ultramarathon world records, proves that endurance knows no age.
