Being able to just up and move to a place that makes it more viable to grocery shop multiple times a week involves a certain level of affluence that a lot of people don't have.

It is not a generalizable answer to this problem.

Reality doesn’t care about whether it’s generalizable or not, it only cares about the truth. And the truth is that your suburbs are killing you.

Reality also doesn't care about an answer if it is impractical for a huge number of people. There are a variety of different answers to the problem and you pick the ones that are applicable to you and work from there

Telling someone who can't afford to move to the city that they just need to move the city to solve their health problem is a waste of time for you and them.

The answer applicable to individuals is to leave the suburbs and move to a city.

The answer applicable to the government is to build better cities.

The answer is never stay in the suburbs but take drugs the rest of your life and spend the end of your life miserably unhealthy. You’re free to do that if you want to, you just can’t pretend it’s healthy.

Ya, if you look at the propaganda being thrown around today '15 minute cities' are a communist trap meant to imprison you... don't expect change in the US.