coronavirus pandemic August 9, 2021 9:19 am Coronavirus Booster May Cause Side Effects Similar to Second Dose A preliminary survey out of Israel suggests that a coronavirus booster shot may cause similar side effects to the second dose. US & World Videos 2:33 CDPH releases updated Covid-19 isolation guidelines 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 2:17 San Diego and California's COVID-19 Emergency Declarations Are Expiring. Here's What That Means 2:30 San Diego and California COVID-19 Emergency Declarations Expire Tuesday 3:26 COVID, Flu Cases Down Slightly; Doctors Urge Caution