True, but Covid has the additional trait of being transmissible. It's reasonably likely that anyone sick enough to need hospitalization passed the infection on

True, but Covid has the additional trait of being transmissible. It's reasonably likely that anyone sick enough to need hospitalization passed the infection on to someone else at some point. And it takes just a few minutes to almost completely eliminate the possibility of hospitalization for Covid, but obesity (for example) could take years.