Experts fear human exposure to the virus can cause it to adapt and spread among humans and create a pandemic.

About 350 million people suffer from rare diseases, most of which are genetic. But the individual disorders affect relatively few people, so there’s little commercial incentive to bring these treatments to market.

The White House has launched an initiative on women’s health. Studying the health of older women, a largely neglected group in medical research, should be a priority.

Parkland. Uvalde. Columbine. Sandy Hook. A supermarket in Buffalo. A church in South Carolina. A synagogue in Pittsburgh. When violence comes to a public place, as it does all too often in our era, a delicate question lingers afterward: What should be done with the buildings where blood was shed?

Numerous studies have demonstrated a link between a positive outlook and good health outcomes. But what if you’re just too negative? Turns out you can train yourself to be an optimist.

The immigration proclamation bars migrants who illegally cross the border from seeking asylum when the number of border crossings reaches a certain level. Some legal avenues of entry remain.

The rescue operation is the largest recovery of living hostages since the war in Gaza began. Meanwhile, at least 274 Palestinians were killed and around 700 were wounded, Gaza's Health Ministry said.

New White House measure will go into effect if more than 2,500 migrants cross illegally per day.

A sedative shouldn’t be the first thing tried to help people with dementia who exhibit distressing behaviors. A new website is a comprehensive, free resource that offers guidance to caregivers.

Trump has been found guilty of 34 counts of falsifying business records to influence the outcome of the 2016 presidential election, a historic verdict as Trump campaigns again for the White House.

The American Academy of Pediatrics changes its policy citing drugs used to treat HIV can reduce the risk of passing the virus to infants to less than 1%. About 5,000 people who have HIV give birth in the U.S. each year.

Scare tactics haven’t shifted, but more parents are falling for them. Here’s what the rhetoric gets wrong and how it endangers children.