29 June 2015, 08:08 PM ET
Nearly one in three adults in the U.S. owns at least one gun, according to a new study.
29 June 2015, 07:30 PM ET
More people in Florida get "ciguatera poisoning" every year than previously thought, a new study finds.
29 June 2015, 06:52 PM ET
Sugary drinks cause 184,000 deaths worldwide annually, including 25,000 deaths in the United States, according to a new study.
29 June 2015, 05:17 PM ET
States can still use the sedative drug midazolam in lethal injections, according to today's Supreme Court decision, but how exactly does the drug work, and why do some say that it's unreliable?
29 June 2015, 04:41 PM ET
Women who have experienced a traumatic event may be at increased risk of heart disease even years later, a new study finds.
29 June 2015, 03:00 PM ET
A walk in the woods really can clear your head, a new study finds.
29 June 2015, 03:21 AM ET
Scientists have quantified the speed of light, the speed of sound, the speed at which the Earth revolves around the sun, the speed at which hummingbirds beat their wings, the average speed of continental drift….
29 June 2015, 01:28 AM ET
Parents should fight childhood obesity by improving kids' diet and activity levels at home, new guidelines say.
28 June 2015, 01:05 AM ET
Would you drink second-hand water from a college dorm?
27 June 2015, 02:16 AM ET
Despite the impact hearing aids can have on quality of life, they remain out of reach for too many Americans.
26 June 2015, 11:15 PM ET
Insulin resistance is a condition where the body's cells don't properly respond to the hormone insulin, which tells cells to take in blood sugar and use it for fuel.
26 June 2015, 11:12 PM ET
Testicular cancer — cancer that is found in the testicles — is a rare disease most often diagnosed in men between 15 and 34 years old.
26 June 2015, 05:21 PM ET
The Supreme Court decision that same-sex couples have a right to marry could improve the health of gay, lesbian and bisexual people, experts say.
26 June 2015, 01:11 PM ET
A woman's sex life and her heart rate may be linked, a new study finds.
25 June 2015, 06:59 PM ET
In newborn babies just a few days old, the ability to pay attention may be apparent, new research finds.
25 June 2015, 06:14 PM ET
It's no secret that airports are hubs for germs, but one Minnesota man was particularly unlucky during his travels — he appears to have caught measles simply by passing a sick child while exiting his plane.
25 June 2015, 03:01 PM ET
Breast milk influences the community of bacteria that colonize the gut, but scientists are only now discovering exactly what it does.
25 June 2015, 01:00 PM ET
A diarrhea-causing parasite often transmitted through water is causing an increasing number of outbreaks in the United States linked with pools
25 June 2015, 12:06 PM ET
The flu shot didn't work so great this past season, and now researchers say they know why.
25 June 2015, 06:52 AM ET
Weighing yourself daily and tracking your weight over time may help you accomplish your weight loss goals, according to a new study.
24 June 2015, 06:54 PM ET
Don't toss out your multivitamins just yet, but there's growing evidence that vitamin B12 supplements could contribute to some people's acne
24 June 2015, 04:49 PM ET
Rumors claim that celebrity couple Kim Kardashian and Kanye West chose their baby's sex during an in vitro fertilization procedure. Is such sex selection ethical, or is it a slippery slope toward designer babies?
24 June 2015, 10:57 AM ET
People who go tanning at gyms or beauty shops may have riskier tanning habits than those who go to tanning salons, new research finds.
24 June 2015, 02:20 AM ET
Panama tops the ranking of the world's happiest countries for the second year in a row, according to a new report.
24 June 2015, 12:57 AM ET
Popeye the Sailor Man's favorite veggie is dense in vitamins and minerals, low in calories and may help with several health conditions.
23 June 2015, 06:38 PM ET
Buttock Enhancement Is Dangerous And Can Kill You
Caution: Graphic Medical Images.
Sophely Ouk didn’t think it would hurt her. She had seen many of her friends do it. So what could go wrong? Life-threatening illness requiring surgery and treatment
23 June 2015, 04:13 PM ET
The extract from a mushroom that is often used in traditional Chinese medicine may help fight obesity, a new study finds.
23 June 2015, 01:07 PM ET
Medical alert systems can keep seniors living independently longer with the knowledge that help is only the push of a button away. These systems are important given the danger of falls among older adults.
23 June 2015, 12:09 PM ET
Medical marijuana products that are edible have labels that list the levels of the potent ingredients, however, these labels are often wrong, a new study finds.
23 June 2015, 11:00 AM ET
Medical marijuana may provide some benefit for patients with chronic nerve pain or cancer pain, or those who experience muscle spasms with multiple sclerosis, according to a new review study.
23 June 2015, 08:10 AM ET
Teens don't really know the health risks of using marijuana or e-ciggs, a new study finds.
23 June 2015, 07:31 AM ET
Fitness trackers have gained popularity in recent years, but it's not clear whether all this tracking is actually helping people become healthier. Now, a small new study suggests the devices can help people become more active.
22 June 2015, 07:44 PM ET
Skinny jeans may be hazardous for your health, a new case report shows.
22 June 2015, 05:40 PM ET
A Colorado high school student died of the plague in early June, the first person since 1999 to get the plague in Larimer County, in northern Colorado, health authorities said.
22 June 2015, 11:44 AM ET
More than two-thirds of women and three-fourths of men in the U.S. are now either overweight or obese, according to a new study.
22 June 2015, 11:33 AM ET
In study after study, teens who are cyberbullied are also at higher risk of depression, a new analysis finds.