Covid accounted for 14 percent of all deaths in the United States from March 2020 until all adults became eligible for the vaccine in April, compared with 11 percent of deaths since then.

Nepal has halted Covid-19 vaccinations in children ages 12 to 17 in eight districts because of a shortage of syringes.

Nicholas Christakis is director of the Human Nature Lab at Yale University and author of the bestseller "Apollo’s Arrow." He speaks with Hari Sreenivasan about the next phase of the pandemic based on previous pandemics.

A computational biologist thinks potentially half the globe may contract Omicron over the coming weeks and months.

Pfizer and BioNTech are testing a third dose of a Covid vaccine for young children. The third dose is a lower amount than the adult doses.

The human papillomavirus vaccine can prevent six potentially lethal malignancies, but inoculation is meeting with rising resistance from parents.

The agency’s advisers cited concerns about the increased incidence of a rare but potentially serious blood clotting condition among those who received the company’s shot.

This report examines attitudes and views of parents as children head back to school amidst the rise in COVID-19 cases due to the delta variant. Nearly half of parents of children ages 12-17, who ar…

The anti-vax fertility panic, explained.

Coronavirus cases that send vaccinated people to the hospital or cause death have been relatively rare, a New York Times analysis of state data shows.

Provincetown, Mass., the quirky community at the tip of Cape Cod, thought it was safe to return to prepandemic partying. It wasn’t.

In a Times simulation, we modeled Delta-driven Covid outbreaks in two communities, one with a high vaccination rate and another with a low rate. Their levels of serious illness and death were starkly different.

In communities with growing caseloads, vaccinated and unvaccinated people should return to wearing masks indoors in public areas, health officials said.

Cases of the variant have popped up in several states. But neither the WHO nor the CDC considers it a variant of concern, and the fast-spreading delta variant continues to dominate U.S. cases.

To hear an audio spoken word version of this post, click here.   One of the favorite parts of my job is thinking about issues in ways other people often do not. That might include identifying where consensus may be wrong (Inflation, Urban Exodus, Insurrections) or market values responding differently than expected. Even for issues…Read More

The highly infectious version of the virus ‘is gaining ground,’ one Southern governor warned amid an uptick of recorded infections in almost every state.

A regulation underpinning a digital certification system for individuals in the European Union to verify their COVID-19 status via a common credential has gone into application today — on schedule. From today, almost all EU Member States are now able to issue and verify digital certificates, …

With the adjustment for vaccination, the national death rate is roughly the same as it was two months ago, while the adjusted rates in several states show the pandemic is spreading as fast among the unvaccinated as it did during the winter surge.

A social media post claims that COVID-19 vaccination is unnecessary since unvaccinated people have "escaped every single/>

The Delta variant is more transmissible than previous strains, according to MCPH Executive Director Jeff Kuhr.

State public health officials expect that more than half of Colorado's COVID-19 cases are tied to the 'highly contagious' Delta variant.

The highly transmissible variant remains the "greatest threat" to the U.S. coronavirus response, officials warn.

A COVID-19 outbreak at a summer camp in Illinois is a reminder that young people are taking a risk by not getting vaccinated, health officials say.

Overall, 34% of adults aged 18–39 years reported having received ...

Pfizer and AstraZeneca work together well in a two-dose vaccination schedule; so do three doses of AstraZeneca, researchers find in separate studies.

The Centers for Disease Control and Prevention analyzed adult vaccination rates by age through May 22, finding 80 percent of adults older than 65 had been immunized compared with just 38.3 percent of 18- to 29-year-olds.

As recently as June 4, states with higher vaccination rates did not have significantly lower case rates than states where few people were vaccinated.

The once oil-rich country lacks vaccines and performs few tests as Covid-19 rages, with some people choosing to die at home to avoid hospitals short of electricity and oxygen.