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Infectious Diseases Headlines

Explore the latest public health research and insights about infectious diseases. 

vials and syringes

Why Don't We Have an HIV Vaccine?

More than 40 million people have died from HIV since the first cases of AIDS were reported in 1981. There is a need, and the funding exists, so where are the vaccines?

Small child blowing his nose

Is the Hygiene Hypothesis True?

The hygiene hypothesis says exposure to germs helps kids develop healthy immune systems. But many viruses didn’t circulate as widely during the pandemic. Are there downsides to missed infections?

Tick Talk

The inaugural director of the Lyme and Tickborne Diseases Institute tackles the growing threat of tickborne illnesses.

Infectious Diseases Faculty

Looking for prominent public health experts in the field of infectious diseases? They’re here at the Bloomberg School of Public Health.


George Dimopoulos
Molecular Microbiology and Immunology

George Dimopoulos, PhD, MBA, studies vector-borne diseases and how mosquitoes can be rendered incapable of transmitting human pathogens.

Andrew Pekosz
Molecular Microbiology and Immunology

Andy Pekosz, PhD, investigates the replication and disease potential of respiratory viruses including influenza, SARS-CoV-2 and other emerging viruses.