The American biotech company has announced its experimental COVID-19 vaccine is 94.5% effective. Operation Warp Speed science adviser Dr. Moncef Slaoui, says he was ecstatic when he heard the news.
The president-elect has vowed to strengthen the Affordable Care Act, which gave millions of Americans health insurance. But many insured people still struggle to pay for health care, research finds.
Coughs, sore throats and runny noses are common in fall and winter, and they rarely signal dire disease. But with COVID-19 a threat this year and flu an annual hazard, here's what you need to know.