CNN Health

Changing habits begins with the environments that support them, two behavioral scientists say. Research shows that leveraging the cues that trigger habits in the first place can be incredibly effective.

People in US states that legalized recreational cannabis use it 20% more frequently than those in states that didn't legalize it, a study published Thursday in the journal Addiction has suggested.

CDC Director Dr. Rochelle Walensky has tapped Mary Wakefield to help "reset" the agency after its public failures handling the covid pandemic. Those who know Wakefield say her high standards and problem-solving skills make her a good fit for the job.

Most places in the United States with heavy monkeypox caseloads have shifted their vaccination strategies to the Biden administration's low-dose, intradermal approach -- and they are reporting varying results so far.

Lori McClintock died in what the Sacramento County Coroner determined was an accident. On the section of the form that asks the coroner to "describe how injury occurred" it lists "subject ingested white mulberry leaf." Death after consuming this leaf was "unusual," according to the experts.

The ashes of the late trailblazing "Star Trek" actor Nichelle Nichols will take flight when they are released into space from a Vulcan Centaur rocket by United Launch Alliance later this year.

New York state health officials are urging people to get vaccinated against polio after the virus was identified in wastewater samples in another county.

Older heart disease patients who took a combination "polypill" made up of three different medications had a lower risk of major cardiovascular events, according to a new study published Friday in the New England Journal of Medicine and presented at the European Society of Cardiology Congress in Spain.

The US Environmental Protection Agency announced Friday that it proposes to label certain "forever chemicals" that are found in hundreds of household items and pollute drinking water systems across the country as hazardous substances.

Moderna on Friday filed patent infringement lawsuits against Pfizer and BioNTech "for infringing patents central to (its) mRNA technology platform," the company said in a news release Friday.

State agricultural departments across the United States are asking you to commit murder -- bug murder, that is.

Just like people, dogs can get dementia as they age. The spry speedster that used to zoom out the door may one day amble unsteadily to the closet to be let out.

As the coronavirus evolves, the number of treatment options that remain effective against new variants has dwindled. Pfizer's antiviral pill Paxlovid is one of the few that remain.

Artemis I will carry an unconventional crew when it's expected to lift off Monday on a journey around the moon.

NASA's James Webb Space Telescope has captured the first clear evidence of carbon dioxide in the atmosphere of an exoplanet, a planet outside our solar system.

Sometimes when Charlie Chasen or Michael Malone would be out and about on their own in Atlanta, people would mistake one for the other.

As I lounged in my bed the morning of December 30, I was three months into living in my dream (and first) apartment. Basking in the golden light from my window, I felt so thrilled and relaxed having a day off after an incredibly stressful move.

When NASA's Artemis I launches next week on a journey to the moon, no animals or people will be onboard, but it will still carry biology investigations to see how living things react to the deep space environment. The Orion spacecraft will carry items like yeast, algae, fungi and seeds rather than a traditional crew.

An elementary student in Georgia has tested positive for monkeypox, raising questions about how concerned schools should be about the small risk of the virus spreading among children as they head back to class.