History of Vaccines Blog


June 13, 2019  Rene F. Najera

New research is showing that children are protected form chickenpox and from shingles if they are immunized according to the recommended US schedule. Read More...

Posted in: General, Varicella zoster

June 8, 2019  Rene F. Najera

The number of measles cases in the United States is the highest it has been in a lifetime, and there are no signs that it is slowing down. Read More...

Posted in: General, Measles

June 2, 2019  Rene F. Najera

Political fights over vaccine requirements are not new, but they still make it difficult to fight off epidemics of vaccine-preventable diseases. One such fight seems to be looming in California after Governor Gavin Newsom has expressed concerns over a recent bill aimed at reducing medical exemptions to immunization. Read More...

Posted in: General

June 1, 2019  Rene F. Najera

In what seems to be an offshoot of the Russian interference with the 2016 Presidential Elections in the United States, Russian “trolls” apparently sowed discord in the American public on the issue of vaccinations. A “troll” is a person who behaves online in a way that creates controversy only for the sake of causing trouble. In a study from George Washington University, it was found that Russian trolls used memes and other social media posts to cast doubt on the United States vaccination recommendations. Read More...

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May 31, 2019  Rene F. Najera

Influenza season has started early and heavy in Australia. Here is a synthesis of the latest epidemiological information and news items from Down Under. Read More...

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May 26, 2019  Rene F. Najera

White-Nose Syndrome may be controlled via new vaccines given to bats through the modification of a racoon poxvirus, hopefully saving thousands of bats. Read More...

Posted in: General, Vaccine Research

May 23, 2019  Rene F. Najera

Measles isn’t the only vaccine-preventable disease making the news in the United States lately. Hepatitis A has been resurging in the last few years partly because of the opioid epidemic. As people share needles or engage in other risky behavior, the hepatitis A virus has been traveling throughout the country. Read More...

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May 19, 2019  Rene F. Najera

Despite early success with a vaccine against Ebola, the outbreak in Democratic Republic of Congo continues due to violence and civil unrest. Read More...

Posted in: General

May 18, 2019  Rene F. Najera

A report in the Morbidity and Mortality Weekly Report presents evidence that the cases of measles in the United States in 2019 are historic. Not since 1994 has measles infected so many people in the country. Even more concerning is that measles was declared eliminated in 2000 in the United States. Read More...

Posted in: General, Measles

May 15, 2019  Rene F. Najera

Dr. Najera, the editor of History of Vaccines, has been interviewed by news outlets about the current measles epidemic (outbreak) in the United States. Read More...

Posted in: Interviews, Measles