CNN Health

You don't have to be a werewolf to feel restless when the full moon rises.

For the past five years, my number has been listed on an eating disorder help hotline, the same hotline I called years earlier when my boyfriend, who found me hunched over the toilet and rocking back and forth on my knees, said he couldn't be with me anymore. I was desperate and hopeless and out of options, but somehow, I made it through.

Astronauts put their lives at risk every time they are launched into space in the name of research, push the boundaries of the human body by living in zero gravity and plummet back to Earth in what retired astronaut Scott Kelly has described as a "giant fireball." But NASA doesn't have the authority to provide retired astronauts with health care.

Botulism is believed to be the cause of an outbreak of severe illness that has affected 20 inmates at a federal prison in Mississippi, the Federal Bureau of Prisons said Thursday. More than a dozen inmates remain hospitalized. Test results for the toxin are pending. Investigators believe the inmates became ill as a result of drinking homemade alcohol.

The loss of so much life in the Orlando shootings is exceptional, but the kind of bullet wounds and the extreme nature of the physical trauma that people suffered in this incident is not as uncommon as it was even a decade ago, according to new study. And it is time for this "hidden public health issue" to come out of the shadows, the authors argue.

Every parent knows that children need sufficient sleep to stay healthy and do well in school. But exactly how many hours of sleep do children of different ages need per day?

I was around age 6 when a troublesome fact began to surface in my life. I wasn't learning how to read along with the other kids, and it became a source of incredible frustration for my mother and my teachers.

As Francesca Cesari photographed a friend with her newborn several years ago, they paused so the crying infant could breast-feed in a quiet, darkened room.

There's a worldwide shortage of donor organs. Some people spend years on a transplant list, and others lose their lives while waiting.

You know you've had that moment -- that sudden desire -- to eat something with no rational reason.

Four years after a life-threatening bout with flesh-eating bacteria that resulted in the loss of both hands, one leg and her remaining foot, Aimee Copeland is comfortable in her new body. On Monday, Copeland posted a picture to Facebook of her vacation in San Juan, Puerto Rico, smiling on the beach, scars and all.

It's been more than a half a century since the Supreme Court's Brown v. Board of Education ruling found that "separate but equal" has no place in U.S. public schools.

CNN's Nick Paton Walsh reports on the uncertainties facing babies born with microcephaly in Brazil, and how their families are affected.

Americans died at a higher rate in 2015, news that comes as a surprise to experts who are used to seeing a decline in the number of deaths.

In the 1980s, when Dr. Jesse Peel was in his 40s, he realized something startling: The gay community organizer and psychiatrist in Atlanta had lost more of his contemporaries than his aging mother at the time.

An archeological find in China may be the first evidence that beer was an important product in China many years before the experts originally thought. It may have even inspired the development of a sophisticated society.

Here are some things to know about autism.

Experts warn we are heading towards a "post-antibiotic age," where superbugs could kill up to 10 million per year by 2050. Here are some of the bacteria already showing resistance.

Last winter, a team of doctors at Nemours/Alfred I. duPont Hospital for Children in Delaware treated a 16-year-old girl who had a sharp pain in one spot of her abdomen. Although the doctors suspected she had swallowed something, they were surprised when they pulled out a wire bristle from a grill brush during surgery.