What's killing 0-44 year olds?

No.14195263 ViewReplyOriginalReport
So I'm on
>https://www.euromomo.eu/graphs-and-maps
looking at death stats for Europe, and I see that deaths for 0-44 year olds were pretty much the same in 2018 versus 2020, but have been gradually ramping up throughout 2021.
That's got me wondering: could this be long covid starting to knock out younger people after lying dormant for a year?