NPR (National Public Radio) now has a story on this: A stricter FDA policy for COVID vaccines could limit future access
The FDA officials responsible for the pronouncement wrote in the New England Journal of Medicine (https://www.nejm.org/doi/full/10.1056/NEJMsb2506929) that adults with the CDC risk factors of a poorer outcome would qualify for the next covid vaccine. This CDC list (link in above article) includes depression and other mental illnesses, and obesity (BMI over 30--which probably includes 40 percent of US adults, smoking or former smoking, among a list of other factors. Also, physical inactivity is considered a risk factor on the list. So....