Epidemiology

Separate outbreaks of pneumonia in children have cropped up in the U.S., China and Europe. Public health experts say the uptick in cases is not caused by a novel pathogen

The U.S.’s largest-ever outbreak of waterborne illness—cryptosporidiosis—hit Milwaukee 30 years ago. Why are many other water systems still vulnerable to the same parasite today?

Here’s why Long COVID may be declining and what we know about the trend so far

Environment and lifestyle changes have increased the prevalence of autoimmune diseases. If we want to address this epidemic, let’s start acting like it

A surge in respiratory disease in China appears to be caused by known pathogens, but the pattern of infections is still unusual

Too many people are suffering from long COVID and other postviral syndromes. Anthony Fauci says we need to step up funding and research now

A unique U.S. strain of leishmaniasis has just been reported

Maria Smilios’ new book The Black Angels chronicles the history of the nurses of Sea View Hospital and the cure for tuberculosis

Draft CDC guidelines recommend doxycycline for the prevention of sexually transmitted infections in some populations

Here’s why the CDC is so concerned about deadly flesh-eating bacteria and ways to avoid being infected

The disease hits farmworkers and outdoor laborers disproportionately hard

Here’s what to know about the fall COVID boosters, which the Centers for Disease Control and Prevention has recommended for all people aged six months and older