With many people getting COVID from the summer surge, a reminder that the CDC's isolation guidelines are inadequate.
CDC shortened their isolation guidelines, not because of a change in the science, but in response to political pressure to keep people working even if they are sick.
Science shows most people are infectious for 10+ days; it's best to isolate until you test negative on multiple tests. If you can't stay home the whole time, wear an N95 mask to stop the virus spreading to others.