Didn't see a more relevant article so dropping link here. I've seen reported elsewhere (probably on a Substack like here) that pro sports is suffering a rash of strange illnesses and deaths. Here's one recent such (paywall):

https://www.telegraph.co.uk/football/2021/11/25/wigan-striker-charlie-wyke-becomes-third-footballer-collapse/

We are, I presume, to believe that it's perfectly normal for young men in the peak of health and athletic, regularly seen by medics, to collapse on the field, for no reason. "Nothing to see here folks, move along please."