I think it is more likely that flu deaths are also largely contributed by comorbidities. They haven't had any reason (that I'm aware of) to lie about flu deaths recently (until last year obviously).
CDC changed their stats from Flu deaths to Flu related deaths in early 2000s due to the pressure from flu vax makers, which exploded the death numbers 20x
I think it is more likely that flu deaths are also largely contributed by comorbidities. They haven't had any reason (that I'm aware of) to lie about flu deaths recently (until last year obviously).
CDC changed their stats from Flu deaths to Flu related deaths in early 2000s due to the pressure from flu vax makers, which exploded the death numbers 20x