The placebo effect is wild. Taking a sugar pill with no active medical ingredients can somehow trigger a psychedelic reaction in some people, if that's what they're expecting. Even more incredibly, ...

Let's do a thought experiment. Round up 300 harried commuters with headaches—not hard to do on the New York subway any workday at rush hour. Of course, they are probably shouting and whining, which ...

In picking Robert F. Kennedy Jr. to lead the U.S. Department of Health and Human Services, President-elect Donald Trump is elevating a small but growing segment of the population that distrusts ...

Amid the uncertainty surrounding eligibility for and access to the latest Covid-19 vaccine, a new study has found that a common nasal spray could help prevent infection.

Federal health officials want new testing rules for vaccines. Vaccine experts are worried that these rules will make it harder for the public to get access to some shots, including the next versions ...

The claim:In picking Robert F. Kennedy Jr. to lead the U.S. Department of Health and Human Services, President-elect Donald Trump is elevating a small but growing segment of the population that ...