The current guidance advises five days of isolation. Unnamed health officials have indicated that this guidance may soon go away, a move that troubles public health experts.

Nobody wants to infect their friends and friendly, but do you really have to keep isolating at day 12, 13 or beyond? Unfortunately — and perhaps unsurprisingly — the science is not entirely settled.

The CDC says you can end isolation after five days. But emerging research shows with omicron, many people could be infectious for several days past that. So how do you determine if you're good to go?