Cool-shirt failures and high temperatures forced medical visits and even a relief driver at Circuit of the Americas.

Chase Elliott has raised concerns about the heat inside and outside NASCAR's Next Gen car after several cooling-system failures in recent races.

This: Three in a row is better than two in a row, and right now, you’d rather be Tyler Reddick and the No. 45 team than any other driver and team in the Cup Series. Maybe. It’s hard to argue with the ...

Chase Elliott has raised concerns about the significantly hotter cockpit conditions in the current Next Gen car. This is an issue highlighted during the NASCAR Cup Series race at the Circuit of the ...

NASCAR had multiple issues with driver cool suits failing on Sunday at COTA, leading to some scary health issues. AJ Allmendinger, for one, had to be placed in a supine position on the track as ...

Tyler Reddick is still pitching a perfect game through three NASCAR races. Michael Jordan cheers him on. Next up: "honest" ovals.