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Vaccines & Immunization: History, Types, Safety & Immunity
Rating: 3.8 out of 5(30 ratings)
5,412 students

Vaccines & Immunization: History, Types, Safety & Immunity

Learn the history, science, benefits, risks, and breakthroughs of vaccines
Created byMohamed AL ashram
Last updated 11/2025
English

What you'll learn

  • vaccine history
  • type of vaccine
  • vaccine schedule
  • vaccine production

Course content

13 sections • 30 lectures • 2h 46m total length

  • vaccination overview9:20
  • important abbreviations0:59
  • The Power of Vaccines Pathogens Prevented by Vaccination4:32
  • vaccine history and evolution11:38
  • what is vaccine ?how it works/6:50


    A vaccine is a suspension of weakened, killed, or fragmented microorganisms or toxins or other biological preparation, such as those consisting of antibodies, lymphocytes, or mRNA, that is administered primarily to prevent disease.A vaccine is made by first generating the antigen that will induce a desired immune response. The antigen can take various forms, such as an inactivated virus or bacterium, an isolated subunit of the infectious agent, or a recombinant protein made from the agent. The antigen is then isolated and purified, and substances are added to it to enhance activity and ensure stable shelf life. The final vaccine is manufactured in large quantities and packaged for widespread distribution. Learn more about mRNA vaccine creation. A vaccine delivery system is the means by which the immune-stimulating agent constituting the vaccine is packaged and administered into the human body to ensure that the vaccine reaches the desired tissue. Examples of vaccine delivery systems include liposomes, emulsions, and microparticles.

Requirements

  • immunology basics

Description

Vaccines are among the greatest achievements in medical history, saving millions of lives and preventing countless diseases. This course, “Vaccines & Immunization: History, Types, Safety & Immunity”, provides a complete guide to vaccine science, exploring how immunization works, the types of vaccines, and their global impact on public health.

You will learn how vaccines stimulate the immune system, activating B cells to produce antibodies and create lasting immunity. The course covers active and passive immunity, herd immunity, and why high vaccination rates are crucial to prevent outbreaks of diseases like measles, polio, and smallpox.

Explore the history of vaccines, from early variolation practices in Asia to Edward Jenner’s pioneering smallpox vaccine, Louis Pasteur’s breakthroughs in rabies and anthrax, and modern innovations like mRNA and recombinant vaccines. You’ll gain a clear understanding of different vaccine types, including live attenuated vaccines, inactivated vaccines, subunit vaccines, toxoids, and DNA vaccines, and how each works to protect the body.

The course also addresses vaccine safety and potential adverse reactions, debunking common myths and highlighting evidence-based facts. Learn how scientists develop vaccines, the challenges in creating effective immunizations, and how modern technologies accelerate vaccine production for new diseases.

Whether you are a healthcare student, professional, or simply curious, this course gives you the knowledge to understand how vaccines work, why they matter, and their role in protecting individuals and communities worldwide.

Who this course is for:

  • Medical students and all professionals concern with vaccination

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