History of Vaccines Blog


April 21, 2019  Rene F. Najera

Some of the misinformation regarding vaccines includes an argument that vaccines have not been tested against a saline placebo in a double-blinded randomized clinical trial. This misinformation is aimed at confusing the wealth of evidence regarding the safety and effectiveness of immunizations. In this blog post, we will explain what a blinded randomized clinical trial is, when this study design has been used in the development of immunizations, and why it is not used as often anymore. Read More...

Posted in: Ethics, General, Measles, Vaccine Research

April 19, 2019  Rene F. Najera

Feel like reading a good book or two, or three? Here are three good recommendations, no strings attached. Read More...

Posted in: General

April 15, 2019  Rene F. Najera

How do vaccines go from an idea to market in the United States in the modern era? Here is a video from the Centers for Disease Control and Prevention (CDC) describing the process. Read More...

Posted in: General

April 14, 2019  Rene F. Najera

Over 1,200 people are reported dead in Madagascar from a measles epidemic that started last September. Most of the dead are children, and parents are going through a lot to get them vaccinated and avoid the disease. Meanwhile, in the United States, anti-vaccine groups and individuals have convinced several state legislators to introduce bills to make it easier to skip childhood vaccinations. Read More...

Posted in: General, Measles

April 13, 2019  Rene F. Najera

New human trials on a universal influenza vaccine are underway, but that's not the only new technology coming down the pike... Read More...

Posted in: General, Influenza, Vaccine Research

April 9, 2019  Rene F. Najera

After trying many different ways of trying to increase the rate of measles vaccination in children whose parents hesitate to vaccinate them, the City of New York has declared a public health emergency. The consequences for not vaccinating when required will include a stiff fine. Read More...

Posted in: General, Measles

April 7, 2019  Rene F. Najera

An outbreak of mumps has hit Temple University in Philadelphia. In response, health authorities are offering a free vaccination clinic. Despite being a highly-vaccinated population, college students have been at the center of recent outbreaks of mumps in the United States. With so many third doses of the MMR vaccine being given out in outbreak response, there is growing evidence that a third dose may be needed to boost waning immunity and prevent these outbreaks. Read More...

Posted in: General

April 4, 2019  Rene F. Najera

During the month of March, 2019, the southern hemisphere experienced one of its worst tropical storms in recorded history. Cyclone Idai slammed into the east coast of Africa, striking deep into the continent and leaving hundreds dead and hundreds of thousands severely affected by flooding and destroyed infrastructure. Madagascar, Malawi, Mozambique and Zimbabwe were all impacted, and now we have word that a cholera epidemic has started in Mozambique due to the lack of potable water and sanitation. Read More...

Posted in: Cholera, General

April 1, 2019  Rene F. Najera

A recent order for unvaccinated children to stay out of public spaces in Rockland County, New York, has made the headlines. But it is hardly the first time such a quarantine has been imposed in the United States... And it will likely not be the last one. Read More...

Posted in: General, Measles

March 31, 2019  Rene F. Najera

A student made a wonderful documentary on the history of the vaccines developed by Louis Pasteur. It's about 8 minutes long and very well done. Read More...

Posted in: General, Rabies