vaccine

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Vaccines by the numbers

Smallpox vaccination

Vaccine timeline

Historical mass vaccination programs in the United States

Gloved hands draw liquid from a vial into a syringe, overlaid on a digitally colored microscopic image of a virus with round particles in clusters.

How did the polio vaccine change the world?

Human papillomavirus vaccine

Find out from Dr. Tina Tan of Northwestern University why adult vaccination against various types of diseases is important

For Students

vaccine summary

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Illustration by the CDC, reveals ultrastructural morphology exhibited by coronaviruses. Note the spikes on the outer surface of the virus, which impart the look of a corona surrounding the virion, when viewed electron microscopically. A novel coronavirus,

The Top COVID-19 Vaccine Myths Spreading Online

Doctor wearing medical gloves with vaccine syringe in foreground. Vaccination concept

How Do Vaccines Work?

Lisa Taylor receives a COVID-19 vaccination from RN Jose Muniz as she takes part in a vaccine study at Research Centers of America, August 07, 2020 in Hollywood, Florida. Research Centers of America is currently conducting COVID-19 vaccine trials, impleme

How Is a Vaccine Approved for Use?

Young boy receiving a vaccine shot (child, vaccines, vaccinations, health care).

Do Vaccines Cause Autism?

Hand washing. Healthcare worker washing hands in hospital sink under running water. contagious diseases wash hands, handwashing hygiene, virus, human health

17 Questions About Health and Wellness Answered

Discover

Gutzon Borglum. Presidents. Sculpture. National park. George Washington. Thomas Jefferson. Theodore Roosevelt. Abraham Lincoln. Mount Rushmore National Memorial, South Dakota.

9 Memorials and Monuments in the United States

Berries and leaves of the bittersweet nightshade (Solanum dulcamara) plant. Poisonous plant

7 of the World’s Deadliest Plants

Aspirin pills.

7 Drugs that Changed the World

Ethel Rosenberg arrested in August 1950. Photograph dated Aug. 8, 1950. American civilians executed for espionage. Spies, communists, Julius Rosenberg

Spies Like Us: 10 Famous Names in the Espionage Game

Figure 13: A Maxim machine gun, belt-fed and water-cooled, operated by German infantrymen, World War I.

7 Deadliest Weapons in History

Periodical Cicada, Adult, Magicicada spp. Requires 17 years to complete development. Nymph splits its skin, and transforms into an adult. Feeds on sap of tree roots. Northern Illinois Brood. This brood is the largest emergence of cicadas anywhere

Why Do Some Cicadas Appear Only Every 17 Years?

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

vaccine: Related Content

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News •

Kennedy Issues Demands for Vaccine Approvals That Could Affect Fall Covid Boosters • May 2, 2025, 2:38 AM ET (New York Times)

Kennedy Advises New Parents to ‘Do Your Own Research’ on Vaccines • Apr. 30, 2025, 3:18 AM ET (New York Times)

Aid cuts disrupt childhood vaccine programmes as diseases rise • Apr. 24, 2025, 3:23 AM ET (Reuters)

Photos and Videos

Smallpox vaccination

Historical mass vaccination programs in the United States

Human papillomavirus vaccine

Gloved hands draw liquid from a vial into a syringe, overlaid on a digitally colored microscopic image of a virus with round particles in clusters.

How did the polio vaccine change the world?

Find out from Dr. Tina Tan of Northwestern University why adult vaccination against various types of diseases is important

Learn how vaccines enhance the human immune system to fight against harmful pathogens

Working toward a vaccine to stop nicotine addiction

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Topics

Cervarix tetanus toxoid hepatitis B vaccine pneumococcal vaccine pertussis vaccine Anthrax Vaccine Adsorbed influenza vaccine diphtheria toxoid meningococcal vaccine MR vaccine variolation transfer factor toxoid antiserum inoculation antiseptic disinfectant

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Key People

Louis Pasteur

Louis Pasteur

French chemist and microbiologist

Edward Jenner

Edward Jenner

English surgeon

Frazer, Ian; Gardasil

Ian Frazer

Scottish-born Australian immunologist

Sir Almroth Edward Wright

British bacteriologist and immunologist

Theiler, Max

Max Theiler

American microbiologist

Émile Roux

Émile Roux

French bacteriologist

Fernand-Isidore Widal

French physician and bacteriologist

Thomas Francis, Jr.

American microbiologist

Maurice Hilleman

Maurice Hilleman

American microbiologist

Quiz

Artificial lung ventilation monitor in the intensive care unit. Nurse with medical equipment. Ventilation of the lungs with oxygen. COVID-19 and coronavirus identification. Pandemic.

Is There a Doctor in the House? Firsts in Medicine Quiz

List

Hand washing. Healthcare worker washing hands in hospital sink under running water. contagious diseases wash hands, handwashing hygiene, virus, human health

17 Questions About Health and Wellness Answered

Illustration by the CDC, reveals ultrastructural morphology exhibited by coronaviruses. Note the spikes on the outer surface of the virus, which impart the look of a corona surrounding the virion, when viewed electron microscopically. A novel coronavirus,

The Top COVID-19 Vaccine Myths Spreading Online