The obesity examples fails because obesity is non-contagious. The issue with COVID is that not getting vaccinated puts your coworkers even more at risk in an environment where you're already much more likely to be infected.
Additionally, in health care you're often working with patients who have comorbidities, for these patients, contracting COVID from a healthcare worker could be a death sentence.
Additionally, in health care you're often working with patients who have comorbidities, for these patients, contracting COVID from a healthcare worker could be a death sentence.