City of Chicago Municipal Tuberculosis Sanitarium poster promoting testing for tuberculosis, 1939

What Happened to U.S. Public Health?

After the Civil War, support for public health measures was high. Now, some people blast them as part of the "nanny state."
An illustration of four people standing and wearing masks

Choosing Love over Eugenics

Some writers see contagion as a metaphor for community—proof that we exist within an interdependent network and not as autonomous disconnected islands.
A nurse applies a vaccine in Caracas, Venezuela in March, 2020

How Will a Coronavirus Vaccine Work?

Four different ways researchers use the virus's own structure to train our immune systems to exterminate it.
A man wearing a surgical mask and gloves threading his needle with suture before an operation.

The Surgeons Who Said No to Gloves

In the late 1800s, doctors in German-speaking countries were having trouble agreeing on one simple thing: whether to wear gloves during surgery.
Lady Montagu in Turkish dress, circa 1756

Before Vaccines, Variolation Was Seriously Trendy

Lady Mary Wortley Montagu is credited with popularizing variolation among the aristocracy in England.
The workroom at St James's workhouse" from The Microcosm of London (1808)

The Trouble with Nursing Homes

From the almshouse to the nursing home, has long-term care for seniors been destined to fail?
Two sheeps with face mask

Herd Immunity Won’t Solve Our COVID-19 Problem

Without a vaccine, the only route to "herd immunity" to SARS-CoV-2 is through infection.
An illustration of a Culiseta melanura mosquito.

A Deadly Virus is Lurking in East Coast Mosquitoes

Eastern Equine Encephalitis may be brewing in the bog near you. Should you worry?
Nurses react as community members applaud them on April 30, 2020 at NYU Langone Hospital in New York City.

Will Society Remember the Pandemic’s Heroes?

If history is any guide, probably not.
Palm trees in fog, Florida

Will the Saharan Dust Cloud Damage Our Lungs?

The airborne particles carry microbes and fungi, and can react with human lung tissue.