Vaccines

Survivors received “fever passes” that certified their immunity, allowing them increased freedom of movement at a time when a substantial portion of the population was being held under strict quarantine.

In 19th-Century Gibraltar, Survivors of a Deadly Virus Used 'Fever Passes' to Prove Their Immunity

Should historic health officials' response to yellow fever outbreaks on the Iberian Peninsula serve as a model for modern pandemic management strategies?

More than half of koalas admitted to Australia Zoo Wildlife Hospital are sick with chlamydia. 

Australia Begins Vaccinating Hundreds of Koalas Against Chlamydia in New Trial

The infection affects at least half of koalas living in southeast Queensland and New South Wales

The panel recommended authorizing the booster for Americans 18 years or older at least two months after their first dose.

FDA Panel Unanimously Recommends Johnson & Johnson Covid-19 Booster Shots

The committee said some J&J recipients might have a stronger immune response by opting to get a Moderna or Pfizer booster instead

In 2019 alone, malaria killed 400,000 people, with most individuals residing in sub-Saharan Africa. Children under five are more vulnerable to the detrimental effects of malaria, and most deaths occur within this age group.

The World Health Organization Endorses the World's First Malaria Vaccine

Four doses of the vaccine Mosquirix prevents the risk of the mosquito-borne disease by 40 percent

Covid-19 booster vaccines are also safe to receive along with the flu vaccine. However, third doses are currently authorized for Pfizer-BioNTech vaccine recipients who are immunocompromised, have underlying medical conditions, or those 65 years of age or older.  

Receiving a Flu Shot and Covid Vaccine at the Same Time Is Safe, Study Finds

Mild to moderate side effects were reported, such as fatigue in three-quarters of participants in the research

A public art installation commemorating Americans killed by Covid-19 on the National Mall featuring more than 650,000 small plastic flags, some with personal messages to those they’ve lost.

More Than 700,000 Americans Have Now Died of Covid-19

There have been over 100,000 deaths since mid-June despite widespread vaccine availability

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How Science Conquered Diphtheria, the Plague Among Children

It was highly contagious, lethal and mysterious. Then medical experts developed treatments and vaccines, and the affliction disappeared—but not entirely

Children ages 5 to 11 could be eligible to get the vaccination as early as October, pending FDA authorization.

Pfizer Says Covid-19 Vaccine Safe and Effective for Kids Ages 5 to 11

FDA authorization could come as early as October

An advisory panel says most fully vaccinated Americans are still well-protected from Covid-19.

FDA Advisory Panel Recommends Covid-19 Booster for Older and High-Risk Americans

The committee says most Americans don’t need a booster shot just yet

Children head back to school in August even as the Covid-19 delta variant makes its rounds. For reasons that aren’t fully understood, kids do not get as sick from Covid-19 as adults do. The role of schools in fostering spread of the virus is also under study.

Why Don't Kids Tend to Get as Sick From Covid-19?

Some children have been hospitalized and some have died, but at a tiny fraction of the adult rate. Scientists are trying to find out why.

In the televised speech, the president outlined a six-part plan to fight the ongoing pandemic.

Biden Administration Announces Vaccine Mandate That Will Affect More Than 80 Million American Workers

The strict policies have been implemented to combat the resurging Covid-19 pandemic

An Israeli study finds that Covid-19 immunity is significantly improved by a third Pfizer-BioNTech vaccination.

Israeli Study Finds Third Shot Provides Significant Boost in Covid-19 Immunity

Israeli study finds infection rate drops dramatically with third Pfizer-BioNTech vaccination

Comirnaty was coined with Co- as the prefix, followed with -mirna as a nod to mRNA, and ends in the -ty suffix, representing both the words community and immunity.

Why the Pfizer-BioNTech Covid-19 Vaccine Is Called Comirnaty

The vaccine is pronounced koe-mir'-na-tee and represents a mash-up of words related to the coronavirus pandemic

Early trials show a second dose of the J&J Covid-19 vaccine after six months later provides a promising antibody response.

Johnson & Johnson Says Extra Shot Gives Promising Immune Boost

Those who got the one-shot Covid-19 vaccine could benefit from a booster after eight months, according to the company

The trials will test the safety of the two experimental vaccines and how well it stimulates a broad range of antibodies against HIV in the body. Pictured: An HIV infected T-cell.

Moderna to Begin Human Trials for Two Experimental HIV Vaccines

The vaccines are mRNA based, like the biotech company's Covid-19 vaccine

Now that Pfizer’s vaccine was granted full approval, other pharmaceutical companies cannot ask for emergency use authorization because this type of approval is only reserved for drugs and vaccines when there are no other approved options available.

Pfizer's Covid-19 Vaccine Becomes First to Receive Full FDA Approval

The authorization comes less than four months after the company filed for official licensing and may boost the public's confidence in the vaccine efficacy

A nurse administers the Pfizer Covid-19 vaccine in Los Angeles, California, in August. More than one million individuals have gotten a third dose of the Pfizer or Moderna vaccine in the United States.

Six Important Questions About Booster Shots Answered

Experts weigh in who needs the shot first, when it should happen and how it will help

As the highly contagious Delta variant surges through the country, experts are expected to recommend that Americans get a third dose of the Covid-19 vaccine.

U.S. Will Soon Recommend Covid-19 Booster Shot 8 Months After 2nd Dose for Most Americans

The decision comes after mounting evidence that coronavirus vaccine efficacy wanes over time

Those eligible for boosters include some organ transplant recipients, those with certain cancers, and others with similarly compromised immune systems.

FDA and CDC Authorize Covid-19 Booster Shot for Some Immunocompromised People

Certain transplant recipients, cancer patients and others can soon get a third dose of the Pfizer-BioNTech or Moderna vaccine

Individuals wear masks while shopping at a grocery store in Los Angeles. Masks help prevent breakthrough infections.

Six Important Things to Know About Breakthrough Infections

As the Delta variant likely drives more cases of Covid-19 in vaccinated individuals, experts weigh in with helpful information

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