Coronavirus

The Omicron variant of COVID-19 was today identified for the first time in the US, according to the CDC. Get a topline look at other recent breaking news in this slide show.

Find out which states have the most fully vaccinated persons who have received a COVID-19 booster dose in this quick slideshow.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

The Omicron variant of the SARS-CoV-2 virus is spreading quickly, jumping continents with infected travelers. The best protection remains vaccination and indoor precautions.

Headspace, Calm, and 3 more apps for COVID-19 frontline health care workers who need antidotes to anxiety and stress everywhere they go.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

COVID-19 cases are up by double digits in many states and hospitalizations have made big leaps in others. We report the top 5 in each category for the 7 days from 11/14-21.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

Booster doses for US adults at least 18 years of age are expected to be available as soon as this weekend.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

Primary care physicians noted increased stress among patients during the pandemic and worry that telehealth visits may have hidden signs of drug misuse.

New survey finds 78% of US adults either believe or are unsure about at least 4 of 8 COVID-19 myths tested, with unvaccinated adults among the most likely to hold misconceptions.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

Mothers vaccinated against COVID-19 produced robust IgG antibodies in breast milk that actively neutralized the SARS-CoV-2 virus, according to investigators.

Pfizer-BioNTech included data in its FDA submission showing the 3rd mRNA shot restores protection against symptomatic COVDI-19 to about 95%.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

AHA Scientific Sessions 2021: New research found living in socially vulnerable neighborhoods increased the risk of myocardial infarction, stroke, or death among hospitalized COVID-19 patients.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

Efficacy of COVID-19 vaccines from Pfizer, Moderna, and J&J fell between 35% and 85% among nearly 800 000 US veterans, found a consortium of investigators.

The Pfizer study was stopped early for efficacy and the company plans to submit data to the US FDA for Emergency Use Authorization as soon as possible, according to a statement.

Data from the CDC on boosters and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

CDC Director Rochelle Walensky officially endorsed Pfizer's COVID-19 vaccine in children aged 5 to 11 years, following recommendation from ACIP.