Researchers in Denmark reported on Wednesday that surgical masks did not protect the wearers against infection with the coronavirus in a large randomized clinical...
Here’s more advice for navigating holiday food shopping.Check your store policies.Many stores have added new restrictions and taken additional precautions for the holidays. Be...
As coronavirus cases increase across the country, the Smithsonian will once again temporarily close eight of its Washington-area institutions on Monday.“The Institution’s top priority...
P.C.R. tests, which are generally considered the most accurate but typically require laboratory processing, cost roughly $100 in the United States. Medicare typically covers...
Most expressed some surprise, instead, that the masks had not bothered them, says Dr. Danny Epstein, an attending physician in the internal medicine department...
Q. I have an autoimmune condition, a variant of rheumatoid arthritis, and recently started medications to suppress my immune response. Am I at increased...
HONG KONG — At Hong Kong’s deserted airport, cleaning crews constantly spray baggage trolleys, elevator buttons and check-in counters with antimicrobial solutions. In New...