I am perfectly fine to give people with medical issues an exception. But that doesn't mean that we should build everything around cars. Cars also cause a lot of health issues which should also be accounted for.
> you NEED a car to reasonably participate
> in most parts of society.
Not for most people. Unless they have a very severe mental or physical disability. Driving is much less efficient than biking and/or public transit in how I have planned my life.