CNN Health

The timeless advice for couples about the importance of communicating when it comes to sex might be as old as the act itself.

Many millions of fungi are good for the environment, but a few hundred can cause disease in humans. However, the threat from fungal pathogens is increasing, experts say, and may grow much worse in a warmer, wetter and sicker world.

Respiratory viruses -- including the flu, RSV and the virus that causes Covid-19 -- are not a serious concern for most of the US public, even though they're still affecting many, according to new survey data from the Kaiser Family Foundation.

Neanderthals living 90,000 years ago in a seafront cave, in what's now Portugal, regularly caught crabs, roasted them on coals and ate the cooked flesh, according to a new study.

Jupiter already reigns as king of the planets — it's the largest one in our solar system. And now, the gas giant has the most known moons, too.

Patients with failing kidneys who need regular dialysis treatments still have sky-high rates of dangerous staph infections in their blood compared with people who don't need these treatments, according to a new Vital Signs report from the US Centers for Disease Control and Prevention. Rates of infection are particularly high among people who are Black or Hispanic or who have a lower socioeconomic status, the report said.

The idea that motherhood is linked with a decline in cognitive abilities may be wrong and unfair to moms, write a team of scientists in an article released in the journal JAMA Neurology.

People who have a healthy lifestyle before Covid-19 infection may have a lower risk of long Covid than their peers, a new study says.

The James Webb Space Telescope has observed its smallest cosmic object to date — a previously unknown asteroid about the size of the Colosseum in Rome.

Keeping alcohol consumption to one or two drinks a day lessened the odds of developing dementia, according to a study of nearly 4 million South Koreans.

It's now been half a decade since SpaceX turned heads around the world with its decision to launch Elon Musk's personal Tesla roadster into outer space, sending the car on an endless journey into the cosmic wilderness where it's expected to remain for millennia to come.

At Massachusetts General Hospital in downtown Boston, the hallways of the emergency department are lined with dozens of patients waiting to get a room upstairs.

On Monday, the US State Department's domestic offices, bureaus and posts overseas will begin communicating in a style that's unlike any other they've ever used before: The agency will ditch Times New Roman, a font it has been using since February 2004, and switch to the plainer Calibri.

More than 400 food products sold under dozens of brand names were recalled due to possible Listeria contamination, the US Food and Drug Administration announced Friday.

A measles outbreak in central Ohio that sickened 85 children has been declared over, officials at Columbus Public Health announced Sunday. None of the children died, but 36 were hospitalized.

As a parent of two middle schoolers, romance author Erin Hahn knows how important social media can be to her children. With an active social media presence herself, Hahn has put together some guidelines for her fellow parents to watch for.

In the past year, a tiny helicopter flew on Mars, a NASA spacecraft slammed into an asteroid and the James Webb Space Telescope revealed dazzling new insights about the universe.

Cancer is on the rise worldwide, striking more people in their 30s and 40s. Know the symptoms of cancer and when to get screened.

Frostbite is dangerous and can often happen quickly, depending on both the temperature and wind chill factor. Here's how to know if it's frostbite and how to treat it.

The George Santos story has given psychologists who study lying in its most extreme forms a rare and welcome moment to raise awareness that lying can sometimes be a mental disorder, one they say has been neglected by their field.