What You Need to Know About the Search for a COVID Vaccine - Consumer Health News | HealthDay

What You Need to Know About the Search for a COVID Vaccine - Consumer Health News | HealthDay: FRIDAY, Oct. 30, 2020 (HealthDay News) -- Forty-five potential vaccines for COVID-19 are being tested in human trials and many more are being tested in animals.Researchers are using several approaches to trigger an immune response against SARS-CoV-2, the virus that causes COVID-19. The most common t...