Worries about waning immunity and talk of COVID booster shots has some Americans checking their antibody levels to see if they're protected. But scientists warn blood tests don't tell the full story.
Patients with COVID-19 start developing "virus-neutralizing" antibodies within six days of testing positive, researchers say. This means donated plasma...
COVID-19 is on track to kill more people in Georgia than drug overdoses or car crashes. The disease caused by the coronavirus has already killed more...