CNN Health

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.

If new US Department of Agriculture school food guidelines stand as proposed, chocolate milk is in, but for the first time ever, at least some added sugars will be out -- and sodium levels will be reduced gradually.

More than half of US adults support ending the sale of all tobacco products, according to a new study led by researchers from the US Centers for Disease Control and Prevention, and nearly two-thirds said they support banning menthol cigarette sales.

Global Pharma Healthcare is issuing a recall of its Artificial Tears Lubricant Eye Drops that were distributed by EzriCare and Delsam Pharma due to possible contamination, the US Food and Drug Administration said Thursday.

Here's how many times you can wear different types of clothing without washing, say experts in dermatology and microbiology.

CNN was granted rare access to the secret lab where the DEA tests and analyzes seized illicit drugs in order to stay ahead of the opioid crisis and track what could be coming next.

A green-hued comet has made its closest approach to Earth, wowing night sky watchers in the Northern Hemisphere who caught a glimpse of the icy celestial object as it passed through our cosmic neighborhood.

Without cracking a single medical text book, without a day to medical school, the co-author of a study draft on artificial intelligence passed the US Medical Licensing Examination. It was the artificial intelligence ChatGPT.

Harold Ramis' 1993 movie "Groundhog Day" is so entertaining, you'll want to see it again, and again, and again. Explore meanings and central themes in the movie.

Some 125,000 years ago, enormous elephants that weighed as much as eight cars each roamed in what's now northern Europe.

Five major pregnancy complications are strong lifelong risk factors for ischemic heart disease, a new study finds, with the greatest risk coming in the decade after delivery.

Nearly half of adults in the United States -- including 2 out of 5 women of childbearing age -- are unsure whether medication abortion is legal in their state, according to a survey released Wednesday by the Kaiser Family Foundation.