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CDC to Toughen COVID Testing for International Travelers

As the world struggles with ways to stem the spread of the new Omicron variant, the U.S. Centers of Disease Control and Prevention announced Tuesday that international travelers to the United States will soon have to provide a negative result from a coronavirus test taken within 24 hours of departure.

That's a much tighter turnaround: Current rules allow fully vaccinated people to take a ...

Vaccines, Boosters Should Protect Against Severe COVID, Even With Omicron: Fauci

Americans who are vaccinated and boosted against COVID-19 should have enough antibody protection to prevent severe illness if they become infected with the new Omicron variant, White House COVID response officials said Tuesday.

Omicron has caused concern among medical experts due to a "large number of mutations, around 50, much larger than previous variants," including some "anticipated t...

HPV Vaccine Is Reducing Cervical Cancers in Teens, Young Women

The first wave of girls to receive the HPV vaccine are much less likely to contract or die from cervical cancer than women just a few years older, a new study reports.

Nearly all cases of cervical cancer are caused by human papillomavirus (HPV), for which a vaccine has been available since 2006.

Cervical cancer deaths and cases have fallen dramatically among 14- to 24-year-old women...

Pfizer to Seek FDA Approval of Boosters for Teens Ages 16-17

Pfizer Inc. is expected to seek approval this week for emergency use of its booster shots among American teens ages 16-17.

Sources familiar with the matter told The New York Times that the U.S. Food and Drug Administration could give the green light in about a week, which would make the Pfizer booster shot the first one available for people younger than 18.

When asked about...

Biden Pushes Vaccines, Masks as Best Defense Against Omicron Variant

Vaccines and masks will be the United States' first line of defense against the new Omicron variant, not lockdowns or border closures, President Joe Biden told the nation Monday.

"If people are vaccinated and wear their mask, there's no need for lockdowns," Biden said, noting that vaccinated people who've gotten a booster shot are expected to have the best available protection against the...

What Experts Know About the Omicron 'Variant of Concern'

Hopes for an easing of the pandemic were dealt a major setback over the Thanksgiving weekend, with news that a variant first spotted in South Africa carries a multiplicity of mutations that might make it resistant to approved vaccines.

At an emergency meeting convened Friday by the World Health Organization, the agency dubbed the variant, first labeled B.1.1.529, with the name Omicron, th...

Vaccine Makers Already Testing Their Shots Against Omicron Variant

As concerns about the new Omicron variant grow, vaccine makers say they're already working on ways to protect people against the potential new threat.

Pfizer said it and its partner BioNTech could develop and produce a "tailor-made vaccine" in about 100 days if a "vaccine-escape" variant emerges, NBC News reported.

Meanwhile, Moderna said it was employing a three-pro...

Could a Single Dose of the HPV Vaccine Be Enough?

Women getting vaccinated against the cancer-causing human papillomavirus (HPV) now need two or three shots, but an African clinical trial suggests a single dose is just as effective.

The finding could speed up the immunization process in developing countries with high levels of HPV-related cancers and protect many more women more quickly.

"These findings are a gamechanger that may s...

COVID Protection Wanes After 2 Doses of Pfizer Vaccine: Study

Protection can gradually fade after a second dose of the COVID-19 vaccine by Pfizer-BioNTech, which suggests that a booster shot might be necessary, researchers report.

They analyzed data from more than 80,000 adults in Israel, average age 44, who had no previous evidence of infection and who had received a PCR test at least three weeks after their second shot of the two-dose Pfizer vacc...

Some Republicans Calling for 'Natural Immunity' Exception to COVID Vaccines

Republican lawmakers in several states are pushing vaccine mandate exemptions for workers who have so-called natural immunity due to a previous COVID-19 infection.

That's despite evidence that vaccination can reduce the risk of COVID-19 even for those with a history of infection, and the fact that there's no easy way to assess the protection provided by prior infection, CBS News ...

Boosters: What You Need to Know

People will probably need regular booster shots for COVID-19 over the next few years to keep their immune systems on guard against a potentially deadly infection, an infectious disease expert says.

COVID mutations and high transmission rates in some parts of the country mean that even the vaccinated remain at risk for a breakthrough infection, said Dr. Jonathan Abraham, assistant professo...

As Vaccine Deadline Passes, 95% of Federal Workers Have Gotten Shots

U.S. government worker compliance with the COVID-19 vaccination mandate had reached 95% as of Monday, which was the deadline set by the Biden administration.

"Already 95% of USG [federal government] employees are in compliance with the President's vax requirement," White House assistant press secretary Kevin Munoz wrote on Twitter...

Animal Study Offers Hope for a Vaccine Against Lyme Disease

An experimental Lyme disease vaccine shows promise in animal studies and could also help protect against other tick-borne diseases, researchers say.

The vaccine — which relies on the same mRNA technology used by some COVID-19 vaccines — protected guinea pigs against infection by Borrelia burgdorferi, the bacterium that causes Lyme disease.

The vaccine doesn't trigger th...

Booster Shots Prompt Stronger, Longer Protection Than Original Shots: Study

COVID-19 booster shots trigger much stronger and longer protection than full vaccination with two doses of the Pfizer or Moderna vaccines, according to a small study.

It also found that the response to a booster is even greater in fully vaccinated people who have had infections.

"Because these antibody levels are so robust, the booster could potentially give us protection for a long...

Pfizer Says Its COVID Vaccine Provides Full Protection to Adolescents

Pfizer Inc. said Monday that its coronavirus vaccine provides long-term protection in youth ages 12-15, according to data from a company clinical trial that included more than 2,200 participants.

In a company clinical trial that included more than 2,200 adolescents, getting two doses of the vaccine was 100% effective against the coronavirus from seven days to four months after the second ...

Casi 1 de cada 3 empleados de los hospitales de EE. UU. sigue sin vacunarse

Casi un tercio del personal de atención de la salud de los hospitales de EE. UU. no se habían vacunado contra la COVID-19 a mediados de septiembre, muestra un nuevo estudio.

Los investigadores analizaron los datos de más de 3.3 millones de trabajadores de la atención de la salud de más de 2,000 hospitales de todo el país, entre el 20 de enero y el 15 de septiembre.

"Nuestro an...

FDA OKs Both Pfizer, Moderna Boosters for All Adults

The U.S. Food and Drug Administration on Friday granted emergency use of both the Pfizer and Moderna COVID-19 booster shots for all adults, clearing the way to additional vaccine protection for tens of millions of Americans.

The announcement came hours before the start of a meeting of the U.S. Centers for Disease Control and Prevention's independent panel of vaccine experts to discuss the...

COVID Booster Shot Helps Cancer Patients

A COVID-19 vaccine booster shot gives cancer patients -- especially those with blood cancer -- much-needed protection, new research reports.

"Our study demonstrates in clear terms how the booster shot can make all the difference for some people with compromised immune systems, such as people with cancer," study co-author Dr. Balazs Halmos said in a news release from Montefiore Health Syst...

Moderna Asks FDA to OK Its Booster Shot for All Adults

Moderna asked the U.S. Food and Drug Administration on Wednesday to allow emergency use of the company's coronavirus vaccine booster for all adults aged 18 and older.

Currently, the booster is approved for people 65 and older, along with adults in long-term care homes, those with underlying medical conditions and those with jobs that put them at high risk of exposure, the company said in ...

Nearly 10% of Younger Kids Have Gotten First COVID Vaccine Dose

Almost 1 in 10 eligible U.S. children ages 5-11 have received a first shot of the Pfizer coronavirus vaccine since it was approved for that age group two weeks ago, the White House said Wednesday.

Of the 2.6 million doses put into kids' arms so far, 1.7 million were administered in the last week alone, which is about twice as many in the first week, according to White House COVID-19 coord...

Nearly 1 in 3 U.S. Hospital Personnel Still Unvaccinated

Nearly a third of health care staff in U.S. hospitals were not vaccinated against COVID-19 as of mid-September, a new study shows.

Researchers analyzed data on more than 3.3 million health care workers at more than 2,000 hospitals nationwide between Jan. 20 and Sept. 15.

"Our analysis revealed that vaccine coverage among U.S. hospital-based [health care personnel] stalled significan...

Trial Begins of Nasal Vaccine for Alzheimer's Disease

The first human clinical trial of a nasal vaccine to slow the progression of Alzheimer's disease is set to begin after nearly 20 years of research.

This is a "remarkable milestone," according to Dr. Howard Weiner, co-director of the Ann Romney Center for Neurologic Diseases at Brigham and Women's Hospital in Boston.

"Over the last two decades, we've amassed preclinical evidence sugg...

FDA Could OK Pfizer's Booster Shots For All Adults This Week

The U.S. Food and Drug Administration is poised to approve Pfizer's COVID booster shots for all American adults as early as Thursday.

That would make tens of millions more Americans eligible for the booster doses, sources familiar with the plan told The New York Times.

The FDA is expected to make its decision without the input of its own expert panel, while the U.S. Centers...

White House to Spend Billions to Boost COVID Vaccine Supply

The Biden administration plans to invest billions to partner with industry to expand the nation's ability to produce coronavirus vaccines, ensure domestic supply and help poor nations in their vaccination efforts.

The goal of the plan, to be announced Wednesday, is to produce at least 1 billion doses a year beginning in the second half of 2022, two top advisers to Biden told The New Y...

Still Feeling Nervous About Holiday Gatherings? Survey Finds You're Not Alone

For Emily Litvin, this Thanksgiving is going to look different from the last one and she couldn't be happier about it.

"I'm so excited to have some sort of normalcy, especially for my daughter and her cousins. It's nice for them to all get together and experience the traditions that we grew up with," said Litvin, a schoolteacher who lives near Columbus, Ohio. "We're so excited."

Bu...

Federal Court Backs Stay on COVID Vaccine Mandate for Large Businesses

A stay on the Biden administration's COVID-19 vaccine mandate for large businesses has been upheld by a federal court.

The requirement that employees of businesses with 100 or more workers be vaccinated by Jan. 4 or wear face masks and get weekly tests was granted an emergency stay on Nov. 6 by the New Orleans-based 5th U.S. Circuit Court of Appeals, the Associated Press reporte...

More Evidence That COVID Vaccines Are Safe for Cancer Patients

COVID-19 vaccines are safe and effective for most cancer patients, a new study confirms.

Cancer patients have an increased risk of severe illness and death from COVID because their immune systems have been weakened by their disease or treatments.

"We pursued this study because there were limited data on the safety of SARS-CoV-2 vaccines in people with active cancer; no published pro...

Wealthier Parents More Likely to Get COVID Vaccines for Young Kids: Poll

In a finding that suggests a family's income influences parents' views on COVID vaccines for their younger kids, a new survey shows the more money parents make, the likelier they are to get their kids a shot.

The poll of more than 2,000 parents found that 47% of those with annual incomes of $100,000 or more were willing to get their children ages 5-11 vaccinated, compared with just 37% of...

Nearly 900,000 U.S. Kids Under 12 Have Gotten Their First COVID Shot

About 900,000 U.S. children aged 5 to 11 received their initial dose of Pfizer's coronavirus vaccine during the first week of eligibility for that age group, the Biden administration said Wednesday.

Not only that, nearly 700,000 more are scheduled in the coming days, health officials added.

The low-dose Pfizer vaccine for younger children was approved on Nov. 2 and the first doses w...

Pfizer Asks FDA to Approve Booster Shots for All U.S. Adults

As concerns mount that holiday travel and indoor gatherings will foster the spread of COVID-19, Pfizer on Tuesday asked the U.S. Food and Drug Administration to approve booster shots of its coronavirus vaccine for any American aged 18 and older.

With its application, the company included early results of a study that involved 10,000 people. That trial found the booster to be 95% effective...

Pfizer Set to Ask FDA to OK Booster for Those 18 and Older

Pfizer may soon seek U.S. Food and Drug Administration emergency authorization of its COVID-19 booster shot for anyone aged 18 and older.

Officials familiar with the situation told the Washington Post that the request could be filed as soon as this week and is likely to be supported by the FDA, according to the three insiders who spoke on the condition of anonymity because they w...

Biden Administration Presses Schools to Provide COVID Shots to Kids

As new government data showed that 360,000 young kids have now gotten their first shot, the Biden administration on Monday asked schools to help by hosting vaccination clinics and providing information to parents on the benefit of the shots.

On Monday, First Lady Jill Biden kicked off a campaign to promote COVID vaccinations for kids as she and U.S. Surgeon General Dr. Vivek Murthy visit...

Court Temporarily Blocks Biden’s Vaccine Mandate for Big Businesses

MONDAY, Nov. 8, 2021 (Healthday News) -- The Biden administration's new coronavirus vaccine mandate for large businesses has been blocked by a three-judge panel from the U.S. Court of Appeals for the Fifth Circuit in Louisiana.

In a petition filed Friday, a group of businesses, religious groups, advocacy organizations and several states -- including Louisiana and Texas -- argued that the ...

Your Expectations Could Shape Your Odds for Vaccine Side Effects

When it comes to a COVID-19 shot, fear might be a self-fulfilling prophecy.

A new study found that folks who worried about possible side effects after vaccination were more likely to actually experience those side effects.

Along with explaining why some people feel poorly after getting a jab, the findings may also help guide efforts to convince hesitant people to get vaccinated.

For Kids Afraid of Needles, These Tips May Help Ease COVID Shots

Across the country, children ages 5 to 11 are lining up to get their first dose of Pfizer's newly approved COVID-19 pediatric vaccine.

Most kids fear needles, but a few simple steps can help your young one get their COVID-19 shots with the fewest tears shed, experts say.

First, you need to get your own head together, said Dr. Vera Feuer, director of emergency psychiatry and behavior...

More Proof That COVID Vaccines Guard Against Severe Disease

The risk of serious illness or death is lower among vaccinated people who get breakthrough COVID-19 infections than among unvaccinated people who get infected, two new studies confirm.

An ongoing study of 780,000 U.S. veterans found that all three vaccines available in the United States provide strong protection against severe disease and death, despite a significant decline in their effe...

New U.S. COVID Vaccinations Climb for the Longest Stretch in Months

The number of new COVID-19 vaccinations in the United States rose for eight straight days in late October, the longest period of increases since early August, government data shows.

The latest figures from the U.S. Centers for Disease Control and Prevention show that the nationwide seven-day moving average of first doses rose to 264,549 a day on Oct. 29, and that all but two states -- Uta...

Hepatitis B Shots Advised for All U.S. Adults Under 60

All U.S. adults younger than 60 should be vaccinated against hepatitis B, the Advisory Committee on Immunization Practices recommended Wednesday.

Until now, the shots were recommended only for certain groups of adults, including prisoners, health care workers, international travelers, people with diabetes and certain other conditions, and those who inject drugs or who have multiple sexual...

COVID Vaccine Spurs Good Response in People With Crohn's, Colitis

Here's some comforting news for people who struggle with inflammatory bowel disease and worry that the immune-suppressing drugs they must take might blunt their response to COVID-19 vaccines: New research finds vaccination triggers a strong immune reaction in these patients.

"At eight weeks, following completion of a two-dose mRNA vaccine series, 99% of patients had detectable antibodies ...

White House Sets Jan. 4 Deadline for Large, Private U.S. Companies to Mandate Vaccines

Large U.S. companies have until Jan. 4, 2022 to ensure their employees are fully vaccinated against COVID-19, the Biden administration said Thursday.

Unvaccinated workers must undergo weekly testing under the plan that applies to businesses with 100 or more employees and will cover 84 million private sector workers, the New York Times reported.

President Joe Biden first announced th...

HPV Vaccination When Young Cuts Cervical Cancer Risk by 87%

The sooner girls are vaccinated against human papillomavirus (HPV), the lower their future risk of cervical cancer, a new study finds.

Compared to unvaccinated women, the risk of cervical cancer was 87% lower among those who received the bivalent vaccine Cervarix at ages 12 or 13. By contrast, it was 62% lower in those who got the vaccine at ages 14-16 and 34% lower those vaccinated at ag...

More Evidence COVID Shots Less Effective for People With Weak Immune Systems

Transplant patients and certain other folks may need four shots of COVID-19 vaccine for optimal protection, new research suggests.

People with weakened immune systems who've received both doses of two-dose COVID-19 vaccines aren't adequately protected against severe illness. They should be given a third shot plus a booster, according to the study.

"These findings indicate that while...

CDC Panel Signs Off on Pfizer Vaccine for Younger Kids

The U.S. Centers for Disease Control and Prevention's vaccine advisory panel voted unanimously on Tuesday to recommend the emergency use of Pfizer's coronavirus vaccine in kids ages 5-11.

CDC Director Dr. Rochelle Walensky is widely expected to sign off on the recommendation later Tuesday, essentially opening the floodgates of vaccination for 28 million of the country's youngest citizens....

We've Been Here Before: How Polio Vaccine Rollout Saved Millions of Young Lives

An infection that can disable and kill stalks the land, but a brand-new vaccine offers hope that almost everyone, kids included, can evade it. After scientific testing, a nationwide rollout of the vaccine begins.

Sound familiar?

As the U.S. government gears up to offer COVID-19 shots to about 28 million 5- to 11-year-olds, high levels of vaccine hesitancy in some corners may make ...

FDA Delays Decision on Moderna COVID Vaccine for Younger Teens

The U.S. Food and Drug Administration has delayed a decision on whether to approve emergency use of Moderna's COVID-19 vaccine in 12- to 17-year-olds until at least January, the company announced Sunday.

That's because the agency told the company on Friday that it needs more time to assess emerging international data on whether the vaccine increases the risk of a rare heart side effect ca...

White House Press Secretary Jen Psaki Has COVID-19

White House press secretary Jen Psaki said Sunday that she has tested positive for COVID-19 and has mild symptoms.

Psaki said she was last in contact with President Joe Biden on Tuesday at the White House, where they wore masks and stayed more than 6 feet apart, the Associated Press reported.

Biden, who got his COVID-19 booster shot on Sept. 27, had his most recent test on ...

FDA Approves Pfizer COVID Vaccine for Kids 5-11

The U.S. Food and Drug Administration on Friday approved the emergency use of a smaller dose of Pfizer's coronavirus vaccine for children ages 5 to 11, paving the way for 28 million kids across the country to get their shots.

These youngest Americans can now receive one-third of the adult dose, with two injections given three weeks apart. If the U.S. Centers for Disease Control and Preven...

COVID Vaccination Provides Better Protection Than Prior Infection: Study

Think you don't need to get a COVID-19 vaccination because you've been infected by SARS-CoV-2 in the past? Think again.

A new study from the U.S. Centers for Disease Control and Prevention finds that "those who were unvaccinated and had a recent infection were five times more likely to have ...

U.S. COVID Cases Fell 60% Since September, But Vigilance Still Needed: Health Officials

Coronavirus cases have plunged by 60% since mid-September's Delta-driven peak, U.S. health officials said earlier this week. But with winter on the way, they warned that Americans still need to protect themselves and others against COVID-19.

"We are now heading in the right direction ... but with cases still high, we must remain vigilant heading into the colder, drier winter months," Dr. ...

One Attitude Keeps Many From COVID Vaccine, Study Shows

Why do some people refuse to get vaccinated or wear masks to prevent the spread of COVID-19? The biggest driver of that decision is a belief that the virus poses no threat to them, a new international study suggests.

The researchers said their findings could help guide efforts to fight future pandemics.

The investigators examined responses from more than 200,000 people in 51 countri...

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