CNN Health

HIV prevention drugs will be available without a prescription starting next year in California under a bill signed Monday by the state's Democratic governor.

Dog owners are 24% less likely to die for any reason, but the life-prolonging benefits are even higher for anyone with cardiovascular disease, according to two new studies.

You may one day be able to eat burgers grown in space.

US Rep. Raja Krishnamoorthi announced new legislation Monday that would put a cap the concentration of nicotine in e-cigarette products.

Roughly 24 million, or one-third of all American children under age 18, are living with an unmarried parent, according to a Pew Research Center analysis last year of US Census Bureau data. And 81% of those single parent homes are headed by a mom.

One in five adults in the U.S. experience mental illness in any given year but less than half get help. Here's how you can find help for depression, anxiety and addiction.

CNN's Elizabeth Cohen explains what listeria is and how you can avoid getting it.

The aches, the sneezing, the sore throat, the exhaustion -- flu season is here and you want to be prepared.

There are now more than 1,000 cases of vaping-related lung injuries across the United States, according to the US Centers for Disease Control and Prevention.

Read CNN's Fast Facts about the opioid crisis and learn about the epidemic of addiction to painkillers.

If you could wish for just one thing, would it be happiness or a long life? Given what researchers tell us, one is likely to produce the other.

Sia revealed something deeply personal on Twitter Friday.

A 5-year-old Massachusetts girl diagnosed with a rare mosquito-borne virus has returned home from the hospital, weeks after donors raised thousands of dollars for her medical expenses.

A deadly outbreak of Legionnaires' disease in North Carolina may stem from hot tubs that were on display inside an event center last month during a state fair, state health officials said Thursday.

The US Food and Drug Administration is warning consumers to stop using THC vaping products as investigations into vaping-related lung injuries and deaths continue.

Jimmy Fallon played a video provided by Taylor Swift's mom, Andrea, on the "Tonight Show with Jimmy Fallow" that showed the superstar singer nearly reaching an emotional breaking point over a banana after having laser eye surgery

Hollywood has long exploited our deep ambivalence about clowns, and this fall's film lineup is no different.

New York could end the AIDS epidemic in the state by the end of next year, the governor's office said.

Brace yourselves, America: Many of your favorite foods may contain bits and pieces of creatures that you probably didn't know were there.

There's no understating the extent of America's opioid crisis. In 2017, the same year it became a public health emergency, an estimated 1.7 million people in the US had substance abuse disorders related to prescription opioids. And this year, the National Safety Council found that the odds of dying from an accidental opioid overdose are greater than those of dying in a car crash.