Data from Federal Scientists Raise Questions About J.&J. Booster Shots

People who received a Johnson & Johnson coronavirus vaccine may be better off with a booster shot from Moderna or Pfizer-BioNTech, according to preliminary data from a federal clinical trial published on Wednesday.That finding, along with a mixed review by...

How Covid Vaccine Technology Could Improve Flu Vaccines

As the world grapples with Covid-19, influenza isn’t getting much attention these days. But the flu’s global impact is staggering: three million to five million cases of severe illness every year, and up to 650,000 deaths. Every few decades, a...

W.H.O. Will Announce New Team to Study Coronavirus Origins

The new committee, known as the Scientific Advisory Group for the Origins of Novel Pathogens, will differ in several respects from the team that the W.H.O. sent to China. Because that team visited Wuhan, China had considerable influence over its...

Over 120,000 U.S. Children Lost a Primary Caregiver to Covid-19, Study Says

Over a 15-month period of the pandemic, more than 120,000 children in the United States had a parent or caregiver die from Covid-19, a loss that more severely affected racial minorities, according to a modeling study published in the medical...

Do I Still Need a Pulse Oximeter at Home to Monitor Covid-19?

When my daughter returned to school this fall, I sent a care package that was perfect for a college student living through a pandemic. It included cookies, a coffee mug — and a pulse oximeter.A pulse oximeter is a small...

Pfizer Vaccine Protection Wanes, C.D.C. Study Shows

The Centers for Disease Control and Prevention released data on Friday indicating that the level of protection against Covid hospitalizations afforded by the Pfizer-BioNTech vaccine dropped significantly in the four months after full inoculation.The data was released hours before a...

Research on Covid Booster Shots is Conflicting

Advisers to the Food and Drug Administration on Friday must confront a range of bewildering scientific questions before deciding whether to authorize coronavirus vaccine booster shots — and if so, for whom.Three important pieces of research landed just this week....

How Science in India Became a ‘Political Weapon’ Under Modi

NEW DELHI — The forecast was mathematically based, government-approved and deeply, tragically wrong.In September 2020, eight months before a deadly Covid-19 second wave struck India, government-appointed scientists downplayed the possibility of a new outbreak. Previous infections and early lockdown efforts...

The New Science on How We Burn Calories

It’s simple, we are often told: All you have to do to maintain a healthy weight is ensure that the number of calories you ingest stays the same as the number of calories you expend. If you take in more...

‘What’s Going on With Our Black Girls?’ Experts Warn of Rising Suicide Rates.

The most common methods of suicide among youth are hanging, strangulation and suffocation, which is reflected in this study as well, Dr. Sheftall said. Earlier examinations of suicide methodology have suggested that females are more likely to attempt suicide using...
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