CNN Health

The mysterious red streaks crisscrossing the surface of Jupiter's moon Europa may be the result of a newly discovered kind of salty ice.

Living in pain leads to faster cognitive decline and later dementia, a new study revealed, and the risk rises if you have pain in more than one part of the body.

For nearly a decade, Heather Rendulic hasn't been able to use her left hand to feed herself or pick up something as light as a soup can -- but that changed when she became part of a clinical trial that could radically improve the lives of people who've been paralyzed after a stroke.

Menstruation is a fact of life, but have you ever wondered how you'd deal with it in an apocalypse? Luckily for us, the hit HBO show "The Last of Us" has the answer: a menstrual cup.

More than 1 in 5 kids and adolescents around the world show signs of disordered eating, according to a new study.

Sadness and worrying are a healthy and natural part of being a teen, and the ability to experience these feelings and learn how to cope with them is developmentally necessary. CNN spoke with Lisa Damour, author of "The Emotional Lives of Teenagers."

Democratic Sen. John Fetterman's hospitalization for the treatment of clinical depression has raised questions about the links between depression and strokes -- and how long he'll need to be hospitalized.

One in 3 parents may be giving fever-reducing medicine to their young children when it's not needed, according to a new Mott Poll.

More and more licensed marriage and family therapist Ian Kerner says he is seeing couples in his practice of all ages who have always been in monogamous relationships but now are seriously thinking about opening up their relationships.

More than 10 days after the devastating 7.8 magnitude earthquake that hit Turkey and Syria, people continue to be pulled from the rubble alive, defying expectations for survival after so many hours.

Some pregnant women are posting "living wills" on TikTok now that a number of states have criminalized abortions. They fear doctors could prioritize the life of their unborn child over them if complications arise during labor.

Some residents of East Palestine, Ohio, say they have developed rashes, sore throats, nausea and headaches after returning to their homes this week, and they're worried these new symptoms are related to chemicals released after a train derailment two weeks ago.

Irregular sleep is associated with atherosclerosis, according to a new study published in the Journal of the American Heart Association.

With the thick vegetation of the northern Guatemala rainforests hiding its 2,000-year-old remnants, the full extent of the early Mayan way of life was once impossible to see. But laser technology has helped researchers discover a previously unknown 650-square-mile (1,683-square-kilometer) Maya site that offers startling new insights about ancient Mesoamericans and their civilization.

Middle schoolers are the most maligned and misunderstood age group, education journalist Deborah Farmer Kris says. They're also her favorite. So why do these years feel so hard for both adults and kids?

Astronomers have used the James Webb Space Telescope to peer inside the heart of spiral galaxies, where young stars carve out glowing paths.

Democratic Sen. John Fetterman of Pennsylvania voluntarily checked himself into a hospital on Thursday "to receive treatment for clinical depression," according to a statement by Adam Jentleson, his chief of staff.

It has been a year since a major formula manufacturing company recalled several products, which escalated a widespread shortage in the United States and evoked fear in parents and caregivers nationwide.

In some older breast cancer patients, skipping radiation therapy after they've had surgery doesn't appear to have a detrimental effect on their overall survival, according to a new study.

This year's Random Acts of Kindness Day falls on Friday, but you may want to consider being kind every day.