Michaeleen Doucleff

In the past century, many Americans have lost the ability to sit in a way that doesn't strain their backs. Specialists say we could take a lesson from excellent sitters from other cultures.

Global health activists say it's a big step toward wiping out malaria. But it will be tough to implement in poor countries.

A new formulation of an old drug could save tens of thousands of women each year, the World Health Organization says, by preventing them from bleeding to death after labor.

Maya kids do better on tests measuring attention, researchers say it's because these kids have something that many American kids have lost.

In villages in Mexico, parents have accomplished what every mom and dad dreams of: Figured out a way to get to their kids to be helpful around the house. What's their secret?

Zika, bird flu, West Nile virus, Nipah: The world is constantly being warned of a new disease that threatens to wipe out humanity, and then it doesn't. Why?

Many doctors in the U.S. say the practice puts an infant at risk of sleep-related death. A close look at the research reveals a different picture.

What can other cultures tell us about raising kids? Non-Western societies have a lot to teach us, from reducing the stress of parenting to raising more independent kids.

Parenting doesn't have to be so stressful. Just ask a Maya mom.

An 21st century outbreak could be as nightmarish as the 1918 pandemic, which killed about 40 million. So the Gates Foundation wants to spur the development of a flu vaccine. Don't we already have one?

Despite an ongoing civil war, South Sudan has successfully stopped transmission of the horrific parasite. The milestone means the worm is circulating in only three countries.

We all think of airplanes as hotbeds for diseases. But how easily do pathogens spread on jets? Now scientists have created "Fantasy Flights" to find the risky seats.

No, we're not talking about squatting. We're talking about a way to bend over that has nearly disappeared in our culture. And it could be one reason why back pain is so common in the U.S.

In an era when many kids get a first smartphone at age 10, psychologists say the devices have turned us into Pavlov's dogs — drooling for the next notification, buzz or text. Ready to dial back?

Mosquitoes find some people way more delicious than others. Now scientists have found a way to make you less attractive, no chemicals needed.

There's a new fear from climate change: bacteria and viruses buried in frozen ground coming back to life as the Arctic warms up. We went digging in permafrost to find out how worried we should be.

Just what exactly is permafrost? And what is happening now that it's warming up? To find out, we enter the Arctic Circle's secret world of ice and frozen history.

This year, the world came tantalizingly close to wiping out two human diseases: Guinea worm and polio. But right at the finish line, both eradication projects have run into surprising roadblocks.

Climate change isn't new. Scientists are studying an ancient civilization in the Arctic to figure out how they survived climate change. The clues are buried in a secret, seaside neighborhood.

Studies of ancient bones show that women's physical labor was crucial to driving the agricultural revolution in Europe. These women's upper bodies were stronger than that of elite athletes today.