Breaking Down What COVID-19 Vaccine Effectiveness Means

The U.S. now has three safe and effective COVID-19 vaccines being shipped around the country and making it into people’s arms. All meet the U.S. Food and Drug Administration’s threshold for protecting people from COVID-19 disease. Yet two of them are about 95% efficacious, while another is 66% efficacious, which may make it tempting to … Read more

Millions more smokers and ex-smokers should receive free annual screenings for lung cancer, a federally appointed task force says

The U.S. Preventive Services Task Force, an independent group of 16 physicians and scientists who evaluate preventive tests and medications, said high-risk smokers and ex-smokers should begin getting annual low-dose CT scans at age 50, not 55, the previous age threshold set in 2013. View original article Contributor: Laurie McGinley

A pandemic year

One year after the WHO declared the coronavirus a pandemic, we take a look at the ways it has changed us all View original article Contributor: Washington Post Staff