To Speed Vaccination, Some Call for Delaying Second Shots

Stretching the time between the first and second doses would greatly accelerate the rate at which people get at least partial protection. But some experts fear it could also lead to new variants.

Apr-09-2021

Blood Clots Linked to AZ Vaccine Stem From Rare Antibody Reaction

New studies from Germany and Norway examined cases involving mostly younger people who developed serious and sometimes fatal blood disorders.

Apr-09-2021

Vaccine Slots Go Unused in Mississippi and Other States

The good news: There are more shots available. The challenge is getting people to take them.

Apr-09-2021

Kati Kariko Helped Shield the World From the Coronavirus

Collaborating with devoted colleagues, Dr. Kariko laid the groundwork for the mRNA vaccines turning the tide of the pandemic.

Apr-09-2021

Has the Era of Overzealous Cleaning Finally Come to an End?

This week, the C.D.C. acknowledged what scientists have been saying for months: The risk of catching the coronavirus from surfaces is low.

Apr-08-2021

Restaurant Workers Are in a Race to Get Vaccines

As states open vaccines and restaurants to all, wait staff and food service workers are often left behind. Some chefs have even opened pop-up spots to get their employees shots more quickly.

Apr-07-2021

W.H.O. and Critics Look at What's Next to Investigate Virus Origins

A scientific mission to China proposed further study for a number of topics. Critics and the director of the W.H.O. have weighed in as well.

Apr-07-2021

Many Children With MIS-C Had No Covid-19 Symptoms

Pediatricians should be vigilant, experts said, after the release of the largest U.S. study of the syndrome, MIS-C, that can strike young people weeks after their coronavirus infection.

Apr-06-2021

First Successful Trachea Transplant a Medical Milestone

The first successful direct transplant of a trachea is a medical milestone that could help thousands of people with airways damaged by ventilators and other causes.

Apr-06-2021

At Last, Aid for Senior Nutrition That Offers More Than Crumbs

Meal programs for older adults have long been underfunded. The new economic recovery plan will help.

Apr-10-2021