Joshua A. Krisch

Herd immunity describes the point at which a population is sufficiently immune to a disease to prevent its circulation. But with COVID-19, that may not be possible.

'Haunted Files: The Eugenics Record Office' Recreates a Dark Time in a Laboratory's Past.

Experts are not worried about reports of waning immunity in recovering COVID-19 patients, because antibodies fade all the time, there are always T cells to consider, and robust vaccines are still very much on the table.

It’s opening night at the eighth annual World Science Festival in New York City, and Dr. Greene is explaining Einstein’s theory of relativity to a sold-out audience.

Homeopathy, the alternative medicine premised on diluting chemicals until they are effectively gone, is barely even junk science: it’s just water!

There were far too many amputees—an unbelievably high number, in fact. And a veritable hoard of deaf teens who claimed to have never visited a dentist. And to be gay. And to be gang members. Something was amiss within the National Longitudinal Study of Adolescent to Adult Health.

Demetre Daskalakis is an infectious disease physician who hung up his lab coat to bring HIV screening and counseling to Manhattan’s gay nightlife.

A recent letter signed by 239 scientists suggests that the virus may also spread by airborne transmission, lingering in the air for hours within lighter "microdroplets." But many infectious disease experts are skeptical.

Our kids aren't throwing tantrums. They are collectively throwing the same tantrum.

In the study, published Monday (March 9) in the journal Annals of Internal Medicine, researchers found that a single dose of the vaccine, called Flu-v, elicited greater immune responses than placebo in a small trial involving 175 volunteers.

The first few weeks of a keto diet may come with a spate of flu-like symptoms, including nausea, fatigue and dizziness, according to a new study.

U.S. life expectancy at birth has increased for the first time in four years, according to a new report from the Centers for Disease Control and Prevention (CDC). And a large part of this increase is attributable to a marked decline in drug overdose deaths.

Most healthy people experience little variation in their heart rates at rest, but a new study shows that normal resting heart rates can differ between individuals by an astonishing 70 beats per minute.

After increasing for decades, U.S. life expectancy is on the decline, and a new study reveals some of the reasons behind the alarming trend.

The signs are a suburban mainstay even though no evidence suggests they do anything but make parents feel better.