The federal government will restart its free at-home COVID tests program in September as officials prepare the country for the upcoming respiratory virus season.
Americans can now order a third round of free at-home Covid-19 tests supplied by the US government.
As COVID-19 cases rise across California and the country, doctors explain why the San Francisco Bay Area has the highest positivity rates in the state.
UCSF doctor suggests a new vaccine will be needed to combat COVID as we deal with new surges due to BA.2, BA.4, BA.5 omicron variants.
Fresno County has had to get creative to monitor COVID-19. The county is turning to sewage, monitoring wastewater for the virus.
The FDA has granted emergency use authorization to the first Covid-19 test that spots chemical compounds associated with the coronavirus in breath, the agency said.