Kelvin Kiptum - Running Form Analysis - World Record Run at the 2023 Chicago Marathon

On Oct. 8th 2023, Chicago woke up to a day of perfect running weather, with 46 degrees Fahrenheit or 8 degrees Celsius and overcast skies. On that day Kelvin Kiptum became the first runner ever to run below 2 hours and one minute. In only his 3rd ever marathon the 23 year old surpassed the world record set by Eliud Kipchoge by 34 seconds. He finished in 2 hours and 35 seconds. In this video we will analyze Kelvin Kiptum’s running form. If you plan to break the world record next year, or just run more efficiently with less risk of injuries then sign up for a running form analysis at .