Explainer: Guidance for dealing with COVID as colder weather begins in Northern Hemisphere.

New COVID vaccine for 2024, isolation guidelines, free tests and more questions, answered Tested positive for COVID in 2024? Here's what to know about isolation, testing, new vaccines and more. CBS News

After a summer surge of the virus, and as cold season approaches, attention is back on the illness, prompting questions about what to do if you test positive and how to protect yourself. 

Here's what to know for fall 2024: