CDC updates COVID-19 isolation guidelines, emphasizing prevention and immunity

The CDC has updated COVID-19 isolation guidelines, allowing those with mild symptoms to return to work after one day without fever. COVID-19 dropped from the 3rd to 10th leading cause of death in the US. Most people have immunity from vaccinations or past infections. The change aligns with flu and respiratory virus recommendations. Critics worry about increased infection risk for vulnerable individuals. The CDC emphasizes prevention through vaccination and hygiene.