A third dose of a COVID-19 vaccine boosts the body's immune response, a Texas A&M expert says, giving added protection against Omicron and other variants.
Lingering questions about the virus’ origins have sparked debates among scientists and lawmakers, while also fueling concerns about risky biological research. Texas A&M biosecurity expert Dr. Gerald Parker explains.
Researchers studying vaccine hesitancy found the same factors thought to encourage hesitancy in the general public – like having right-leaning political views – might also motivate physician opposition.