Canadian runner Charles Philibert-Thiboutot reacts during the men's 1,500-metre repechage round at the Paris Olympics on Aug. 3, 2024.

Charles Philibert-Thiboutot was hoping to take a serious run at reclaiming his Canadian record in the 3,000 metres at Thursday's Diamond League track and field meet in Zürich, though he isn't certain his body will co-operate.