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Resultados de su búsqueda "Vaccines".

29 Oct

COVID, Flu and Other Viral Infections Can Dramatically Raise Heart Attack and Stroke Risk, New Study Finds

New research shows common viruses increase the risk of heart attack and stroke, especially in the weeks following initial infection.

31 Mar

Vaccine Hesitancy Is on the Rise. Who Do Americans Trust to Help Them Make Important Vaccine Decisions? A New HealthDay/Harris Poll

F. Perry Wilson, MD, MSCE, of the Yale School of Medicine talks with Peter Hotez, MD, PhD, of the Baylor School of Medicine about the rise in vaccine refusal and the backlash against scientists.

Resultados de noticias de salud - 943

Going Abroad? CDC Warns Travelers About Polio Risk in Several Countries

TUESDAY, March 10, 2026 (HealthDay News) — Travelers heading overseas may want to check their vaccination records first.

The U.S. Centers for Disease Control and Prevention (CDC) urges people to make sure their polio vaccines are up to date before traveling internationally.

The warning comes after the virus...

Small Drop In Measles Vaccinations Tied to Big Jump In Cases

MONDAY, March 9, 2026 (HealthDay News) — Even a slight decrease in measles vaccinations could spark a seven-fold increase in new cases, a new report says.

Just a 1% annual drop in the rate of MMR (measles/mumps/rubella) childhood jabs could prompt 17,000 measles cases, 4,000 hospitalizations and 36 preventable deaths each year, concludes a new report from the Common Health Coalition...

Democrat-Led States Sue Trump Administration Over Cuts to Childhood Vaccine Schedule

THURSDAY, Feb. 26, 2026 (HealthDay News) — A group of 15 states is suing the Trump administration over recent changes to federal vaccine guidelines for kids.

The lawsuit, announced this week, aims to reverse a decision made in January that reduced the number of diseases kids are routinely vaccinated against from 17 to 11. 

The suit also challenges the removal and replacem...

Scientists' Push For a Universal Vaccine Takes a Key Step Forward

WEDNESDAY, Feb. 25, 2026 (HealthDay News) — If you avoid getting vaccinated because you dread one needle stick after another, there’s hopeful news from scientists at five major U.S. universities.

They’ve taken a major step toward developing a nasal spray that could one day protect against everything from

  • Carole Tanzer Miller HealthDay Reporter
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  • February 25, 2026
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  • Cervical Cancer Rates Plummet Among States With High HPV Vaccination Rates

    TUESDAY, Feb. 24, 2026 (HealthDay News) — Cervical cancer rates are plummeting in states with higher rates of HPV vaccination, a new study reports.

    Overall, cervical cancers have declined by 27% among young women in the years since the human papillomavirus (HPV) vaccine became availabl...

    Moderna’s mRNA Flu Vaccine Back Under FDA Review

    THURSDAY, Feb. 19, 2026 (HealthDay News) — In a sudden reversal, the U.S. Food and Drug Administration (FDA) has agreed to review Moderna’s experimental mRNA influenza vaccine. 

    The move comes just one week after the agency refused to evaluate the company’s application, a decision that sent shockwaves through the biotech industry.

    The initial rejection centere...

    FDA Declines to Review Moderna’s mRNA Flu Vaccine Application

    THURSDAY, Feb. 12, 2025 (HealthDay News) — In a major blow to vaccine development, the U.S. Food and Drug Administration (FDA) said it will not review Moderna’s application for the first mRNA-based flu shot.

    Dr. Vinay Prasad, the nation’s top vaccine regulator, told the company it lacked an "adequate and well-controlled" study, <...

    AMA Launches Independent Vaccine Review After CDC Criticism

    WEDNESDAY, Feb. 11, 2026 (HealthDay News) — Two major medical groups will begin reviewing vaccine safety and effectiveness after major changes at the U.S. Centers for Disease Control and Prevention (CDC) have raised alarms among experts.

    The American Medical Association (AMA) and the Vaccine Integrity Project at the University of Minnesota announced Tuesday that they are creating an...

    Dr. Oz Urges Measles Shots as Outbreaks Grow

    TUESDAY, Feb. 10, 2026 (HealthDay News) — As measles outbreaks spread across the United States, a top Trump administration health official is urging families to protect themselves by getting vaccinated.

    “Take the vaccine, please,”

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  • February 10, 2026
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  • 52 Kids Have Died From Flu So Far This Season as Child Hospitalizations Rise

    MONDAY, Feb. 2, 2026 (HealthDay News) — The flu is hitting kids hard this season.

    So far, 52 kids have died from the flu, the U.S. Centers for Disease Control and Prevention (CDC) said on Jan. 30. About 9 in 10 had not r...

    Doctors Turn to Pediatric Group's Vaccine Schedule After CDC Changes

    TUESDAY, Jan. 27, 2026 (HealthDay News) — Many children’s doctors say they will follow vaccine guidance from the American Academy of Pediatrics (AAP), after the U.S. Centers for Disease Control and Prevention (CDC) narrowed its own recommendations this month.

    On Monday, the AAP updated its recommendations for what shots kids should get. While the changes were small, including ...

    Breakdown In Federal Health Tracking Leaves U.S. Vulnerable To Outbreaks, Pandemics, Experts Warn

    TUESDAY, Jan. 27, 2026 (HealthDay News) — The United States is more vulnerable to future outbreaks, pandemics and health crises due to a breakdown in federal disease tracking, a new study says.

    Nearly half of once-routinely updated health surveillance databases maintained by the U.S. Centers for Disease Control and Prevention (CDC) stopped or delayed updates in 2025, researchers rep...

    Measles Outbreaks Grow in South Carolina and Southwest, Officials Warn

    THURSDAY, Jan. 15, 2026 (HealthDay News) — Health officials are struggling to contain two growing measles outbreaks in the U.S., as new cases continue to climb weeks after holiday travel and gatherings helped the virus spread.

    In South Carolina, officials co...

    U.S. Cuts Recommended Childhood Vaccines

    TUESDAY, Jan. 6, 2026 (HealthDay News) — Federal health officials have decided to narrow the list of vaccines routinely recommended for U.S. children, a move that has outraged public health experts.

    The updated childhood immunization schedule —  released Monday by the U.S. Centers for Disease Control and Prevention (CDC) — pares the number of diseases prevented by s...

    Holiday Flu Surge Drives Record Illness Across the U.S. — Here's What You Can Do

    FRIDAY, Jan. 2, 2026 (HealthDay News) — The holiday season brought a massive spike in influenza cases across the U.S. 

    New data from the U.S. Centers for Disease Control and Prevention (CDC) indicates that the virus...

    COVID Vaccines Cut ER Visits for Children, CDC Reports

    MONDAY, Dec. 15, 2025 (HealthDay News) — COVID-19 vaccines given to children last fall helped keep many out of emergency rooms (ER) and urgent care, new data shows.

    The U.S. Centers for Disease Control and Prevention (CDC) reported that COVID vaccines reduced the risk of ER visits by 76% in kids under age 4 and by 56% in kids ages 5 to 17 during the first six months after vaccinatio...

    FDA Reviewing RSV Drugs for Infants, Though No Safety Issues Found

    THURSDAY, Dec. 11, 2025 (HealthDay News) — Federal regulators have begun a safety review of two RSV medicines used to protect infants, even though no safety problems have been reported.

    The review covers Beyfortus (from Sanofi and AstraZeneca) and Enflonsia (from Merck), both monocl...

    FDA Looks Into Reports of Deaths After COVID Vaccination

    THURSDAY, Dec. 11, 2025 (HealthDay News) — Federal officials say the U.S. Food and Drug Administration (FDA) is reviewing reports of possible deaths in adults and children following COVID-19 vaccination.

    “FDA is doing a thorough investigation, across multiple age groups, of deaths potenti...

    FDA Memo Claims COVID Vaccine Tied to 10 Child Deaths

    TUESDAY, Dec. 2, 2025 (HealthDay News) — A confidential internal memo from the U.S. Food and Drug Administration (FDA) is creating new controversy around vaccine safety after an agency official said the COVID-19 vaccine may have played a role in the deaths of at least 10 children.

    The memo, which was obtained by The New York Times, has not been released publicly or reviewed...

    New Trial Shows Pfizer’s mRNA Flu Shot Beats Traditional Flu Vaccine

    FRIDAY, Nov. 21, 2025 (HealthDay News) — Pfizer’s mRNA flu vaccine worked better than a standard flu shot in a large Phase 3 trial, researchers reported.

    The results, published Nov. 19 in The

  • I. Edwards HealthDay Reporter
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  • November 21, 2025
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  • Why Vaccines Are Especially Important for Children With Asthma

    THURSDAY, Oct. 23, 2025 (HealthDay News) — You may have seen recent news stories reporting that a national data investigation found that routine childhood vaccination is slipping across much of the United States, leaving classrooms and daycares with growing...

    RSV Antibody Shot Safe For Infants Even If Mom Was Vaccinated During Pregnancy, Experts Say

    MONDAY, Oct. 20, 2025 (HealthDay News) — Babies can be safely administered antibody protection against respiratory syncytial virus (RSV) after birth even if their moms had RSV vaccination while pregnant, a new study says.

    An antibody shot called nirse...

    Interim CDC Chief Calls for Separate MMR Shots

    TUESDAY, Oct. 7, 2025 (HealthDay News) — The acting head of the U.S. Centers for Disease Control and Prevention (CDC) is calling on vaccine makers to create separate measles, mumps and rubella (MMR) shots, though public health experts saying there’s no scien...

    CDC Leaves COVID Vaccination Up to Patients

    TUESDAY, Oct. 7, 2025 (HealthDay News) — The U.S. Centers for Disease Control and Prevention (CDC) has dropped its recommendation that all Americans receive routine COVID-19 shots, leaving the decision up to patients and doctors.

    The shift follows new guidance from a panel of vaccine advisers a...

    HPV Vaccine Protecting Against Infections, Even Among Unvaccinated

    WEDNESDAY, Oct. 1, 2025 (HealthDay News) — The human papillomavirus (HPV) vaccine is protecting women from the cervical-cancer-causing virus — including those who don’t get the jab, a new study says.

    Depending on which vaccine they received, HPV infections fell by 76% to 98...

    New Vaccine Panel Recommends Doctor Consults Before COVID Shots

    MONDAY, Sept. 22, 2025 (HealthDay News) — A new federal vaccine panel appointed by U.S. Health Secretary Robert F. Kennedy Jr. has recommended tighter restrictions on COVID-19 shots.

    The committee voted unanimously Friday to...

    CDC Advisers Limit MMRV Combo Vaccine, Delay Hepatitis B Vote

    FRIDAY, Sept. 19, 2025 (HealthDay News) — Top vaccine advisers hand-selected by Health Secretary Robert F. Kennedy Jr. voted Thursday to limit the use of a combination shot that protects against me...

    West Coast States Issue Their Own COVID, Flu, RSV Vaccine Rules

    FRIDAY, Sept. 19, 2025 (HealthDay News) — Four Western states are taking a different approach from the U.S. Centers for Disease Control and Prevention (CDC) on vaccines for COVID-19, flu and RSV.

    California, Hawaii, Oregon and Washington — now working together as the West Coast Health Alliance — issued joint guidance Wednesday encouraging broader vaccine use than what&rs...

    Ebola Vaccinations Begin in Congo After Deadly Outbreak

    MONDAY, Sept. 15, 2025 (HealthDay News) — Health workers in southern Kasai province have started giving Ebola vaccines as officials race to contain the latest outbreak, the World Health Organization (WHO) said.

    So far, at least 68 suspected cases and 16 deaths have been report...

    Even Healthy Babies At Risk For Severe RSV Infection

    FRIDAY, Sept. 12, 2025 (HealthDay News) — RSV can make even healthy, full-term babies sick enough to land in the hospital or require intensive care, a new study says.

    In fact, more than half of RSV-infected infants and children who required intensive care or prolonged hospitalization were born at t...

    Florida Plans To End All Vaccine Mandates

    THURSDAY, Sept. 4, 2025 (HealthDay News) — Florida may soon become the first state in the U.S. to eliminate all vaccine mandates, a major shift in health policy that may increase risk of disease outbreaks.

    The plan was announced this week by State Surgeon General Dr. Joseph Ladapo, who described current vaccine rules a...

    One Dose of RSV Vaccine May Shield Older People for Two Seasons

    WEDNESDAY, Sept. 3, 2025 (HealthDay News) — A single dose of RSV vaccine might protect seniors for two cold and flu seasons in a row, a new study says.

    Vaccination reduced seniors’ risk of hospitalization by 58% during two RSV seasons, researchers reported Aug. 30 in the

  • Dennis Thompson HealthDay Reporter
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  • September 3, 2025
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  • CVS, Walgreens Limit COVID Vaccines in Some States as Rules Shift

    TUESDAY, Sept. 2, 2025 (HealthDay News) — CVS and Walgreens are changing where and how they offer COVID-19 vaccines this season as they work to comply with state laws and current U.S. Centers for Disease Control and Prevention (CDC) guidelines.

    Both pharmacy chains say vaccine access will now v...

    Shingles Vaccine Might Protect Against Heart Attack, Stroke

    FRIDAY, Aug. 29, 2025 (HealthDay News) — The shingles vaccine not only protects against the painful skin infection, but also might provide heart health benefits, a new study says.

    Shingles vaccination also appears to lower a person’s risk of heart attack and stroke, according to an evidence review presented Thursday at the European Society of Cardiology’s annual meeting ...

    FDA Approves Updated COVID Vaccines, But Fewer People Will Be Eligible

    THURSDAY, Aug. 28, 2025 (HealthDay News) — The U.S. Food and Drug Administration (FDA) has approved updated COVID-19 vaccines for the fall season but has restricted who can receive them.

    This marks the most limited federal policy since the shots first became available.

    The updated vaccines from Moderna,

  • I. Edwards HealthDay Reporter
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  • August 28, 2025
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  • Heart Patients Urged To Seek Vaccination For Common Infectious Diseases

    WEDNESDAY, Aug. 27, 2025 (HealthDay News) — It is vital that people with heart disease get vaccinated against common infectious diseases like COVID-19, influenza and

  • Dennis Thompson HealthDay Reporter
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  • August 27, 2025
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  • Roll Up Your Sleeve: Flu Shot Season is At Hand

    SATURDAY, Aug. 23, 2025 (HealthDay News) — With a longtime vaccine critic leading the nation’s health departments, you might be wondering whether there’s a new flu shot this fall.

    There is —  and Health and Human Services Secretary

  • Carole Tanzer Miller HealthDay Reporter
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  • August 23, 2025
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  • AAP Issues New Vaccine Guidelines That Differ From U.S. Government Advice

    WEDNESDAY, Aug. 20, 2025 (HealthDay News) — For the first time in 30 years, the American Academy of Pediatrics (AAP) has issued vaccine recommendations that differ from U.S. government guidelines.

    In

  • I. Edwards HealthDay Reporter
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  • August 20, 2025
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  • Nearly 9 in 10 ER Patients Aren't Fully Vaccinated

    MONDAY, Aug. 11, 2025 (HealthDay News) — Nearly 9 out of 10 adults who land in an ER haven't been fully vaccinated, a new study says.

    People who came to an emergency department for treatment of minor injuries or illnesses were often unaware of the vaccines available to them, researchers reported Aug. 7 in the Morbidit...

    RFK Jr. Cancels $500M in mRNA Vaccine Research Projects

    THURSDAY, Aug. 7, 2025 (HealthDay News) — U.S. Department of Health and Human Services (HHS) Secretary Robert F. Kennedy Jr. has canceled nearly $500 million in grants and contracts meant to support mRNA vaccine development, the agency announced Tuesday.

    The funding had been awarded to 22 research projects manage...

    U.S. to Remove Mercury Preservative From Flu Jabs

    FRIDAY, July 25, 2025 (HealthDay News) — It's official: The controversial preservative thimerosal will be stripped from all flu vaccines distributed in the United States.

    U.S. Health and Human Services (HHS) Secretary Robert F. Kennedy Jr. signed off on the recommendation from an expert panel that ...

    Few Babies Getting RSV Antibody Shot, Study Says

    THURSDAY, July 17, 2025 (HealthDay News) — A new antibody shot that protects babies against RSV infection could be struggling to gain traction, researchers report.

    Only about a third (35%) of babies eligible for nirsevimab got the injection during...

    Study Finds No Link Between Vaccine Aluminum and Health Problems

    TUESDAY, July 15, 2025 (HealthDay News) — A new study of more than 1.2 million people found no link between aluminum in childhood vaccines and long-term health problems, including autism, asthma or autoimmune diseases.

    The research, published July 14 in the Annals of Internal Medicine, looked at 50 chroni...

    FDA Fully Approves Moderna’s COVID Vaccine for Some Young Kids

    FRIDAY, July 11, 2025 (HealthDay News) — Moderna’s COVID-19 vaccine has received full approval from the U.S. Food and Drug Administration (FDA) for use in children with medical conditions that put them at higher risk of severe illness.

    The move makes

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  • Supreme Court Won’t Hear Anti-Vaccine Group’s Free Speech Case

    TUESDAY, July 1, 2025 (HealthDay News) — On Monday, the U.S. Supreme Court said it will not hear a case brought by a group once led by U.S. Health Secretary Robert F. Kennedy Jr. that claimed Facebook censored its vaccine-related content.

    The Children’s Health Defense sued Meta Platforms, the parent company...

    Moderna’s New Flu Shot Shows Strong Results in Older Adults

    TUESDAY, July 1, 2025 (HealthDay News) — Moderna’s new flu vaccine, based on the same mRNA technology used in its COVID-19 shot, showed promising results in a major trial, the company announced Monday.

    The vaccine, called mRNA-1010, was tested in a Phase 3 study in adults aged 50 and olde...

    U.S. Stops Funding for Gavi Global Vaccine Program, Sparking Backlash

    FRIDAY, June 27, 2025 (HealthDay News) — The United States will stop sending money to Gavi, a global group that helps vaccinate children in low-income countries, U.S. Health and Human Services Secretary Robert F. Kennedy Jr. said Wednesday.

    The decision was made public in a video shared at a

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  • June 27, 2025
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  • RFK Jr.-Appointed Vaccine Panel Removes Flu Shot Ingredient

    FRIDAY, June 27, 2025 (HealthDay News) — A U.S. vaccine advisory panel voted Thursday to stop recommending flu shots that contain thimerosal, a move that experts say may reduce access to vaccines without making them any safer.

    The vote came from a newly appointed group of people that now make up the Advisory Committee on...

    COVID Vaccine Labels To Warn of Rare Heart Risk

    FRIDAY, June 27, 2025 (HealthDay News) — The U.S. Food and Drug Administration (FDA) has added new warnings to the Pfizer and Moderna COVID-19 vaccines about a rare heart condition that mostly affects young men.

    The update expands earlier warnings about myocarditis, a type of heart inflammation...

    Ex-Vaccine Panelist Speaks Out on Firing, New Committee

    FRIDAY, June 26, 2025 (HealthDay News) — The federal Advisory Committee on Immunization Practices (ACIP) has been soberly and deliberately helping set U.S. vaccination policy for more than 60 years.

    During that time, its members have been thoroughly vetted through a grueling nomination process, before they take up the work of protecting the nation against infectious diseases.

    ...

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