An expert explains how to prepare for possible COVID-19 surge --CNN Analyst

Wen: I don't think that most people should have to change their daily activities, but I do think people need to be aware of their risk of contracting Covid-19 if they don't take additional precautions.

The good news is that the vaccines and boosters continue to provide excellent protection against severe disease. However, we also know that immunity wanes over time, and there does appear to be some immune (evasion) with BA.4 and BA.5 in particular. That means people who are vaccinated and boosted are unlikely to become severely ill if they contract Covid-19, but they could still become infected. ...