These hurdlers jumped over physical and mental barriers for some INSANE improvements between the 2024 and 2025 outdoor track seasons. We have lists of the 5,000 (😨) MOST IMPROVED 100 (girls) and 110 (boys) hurdlers in the COUNTRY up on our site. To check out the FULL LISTS go to the LINK IN BIO or the LINK IN OUR STORY. Did you make the list 👀 #milesplit