11 August 2015, 06:26 AM ET
Heroin is a fast-acting opiate drug, and addiction to it is incredibly hard to overcome, experts say. Here are the facts about heroin.
10 August 2015, 06:07 PM ET
Coca-Cola is backing a new nonprofit that will stress the importance of exercise in weight loss, according to news reports. But which approach - diet or exercise - is really more effective?
10 August 2015, 05:20 PM ET
Adults who chow down on traditional Southern foods — such as fried chicken, gravy-smothered liver, buttered rolls and sweet tea — may be at an increased risk of acute heart disease, a new study finds.
08 August 2015, 01:08 PM ET
Although sexting is often portrayed as bad behavior, it may have benefits for couples, a new study suggests.
07 August 2015, 04:53 PM ET
Three cases of plague have occurred in the United States in recent months, and although the illness is rare, it's not uncommon to have a few cases here each year.
07 August 2015, 04:10 PM ET
A woman who caught chikungunya fever while vacationing in the Caribbean wound up losing some of the vision in her right eye permanently, according to a new report of her case.
07 August 2015, 11:26 AM ET
A new study estimates the maximum age at which couples should start trying to become pregnant, depending on how many children they want.
06 August 2015, 07:47 PM ET
Some men who overuse workout supplements, such as protein powders and bars, may have eating disorders or body image problems, new research suggests.
06 August 2015, 02:04 PM ET
Most U.S. middle and high schools start the day around 8 a.m., which public health officials consider too early for teens, according to a new report
06 August 2015, 02:00 PM ET
Most U.S. middle and high schools start too early. Here's a list of the average start time for schools in each state.
06 August 2015, 01:52 PM ET
Drunk driving is most common in Hawaii, but the Midwest and parts of the West also have high rates of drunk driving as well.
06 August 2015, 01:47 PM ET
Hawaiians and Midwesterners have the highest rates of drunk driving, while people in Utah had the lowest rates.
06 August 2015, 01:04 PM ET
A large outbreak of Legionnaires' disease in New York City has put the illness in the spotlight in recent weeks, but experts say the illness needs more attention in general, as cases have increased nationwide.
06 August 2015, 12:01 AM ET
Infant death rates in the United States continue to decline, but babies born even just a few weeks early are at considerably higher risk for death than those born at full term, according to a new report.
05 August 2015, 05:07 PM ET
A molecule used to track proteins could help stop such diseases as Mad Cow and Creutzfeld-Jakob.
05 August 2015, 05:00 PM ET
An auto mechanic in Boston survived an aneurysm in his brain that his neurosurgeon described as "mega giant."
05 August 2015, 02:54 PM ET
A new study estimates the maximum age that couples should start trying to become pregnant if they want a certain number of children.
05 August 2015, 01:51 PM ET
Breast pumps suck in more ways than one, but one startup is trying to make these devices more comfortable for moms.
05 August 2015, 01:24 PM ET
If you're deciding about whether to snack on an apple or a donut, the amount of stress you're under may sway you, according to a new study.
05 August 2015, 12:22 PM ET
Legionnaires' disease, which has killed seven people in an outbreak in New York City, is caused by a bacterial infection transmitted in mist.
05 August 2015, 07:28 AM ET
You can aim high without burning out, but perfectionists may have to squelch some of their ingrained self-criticism.
04 August 2015, 10:59 PM ET
How can kids avoid putting on pounds over the summer months?
04 August 2015, 07:08 PM ET
Miscarriage is getting renewed attention with Facebook CEO Mark Zuckerberg's recent revelation that he and his wife experienced three miscarriages before they became pregnant. Here is the latest science on what causes miscarriages.
04 August 2015, 06:30 PM ET
People who eat spicy food more frequently may live slightly longer, a new study finds.
04 August 2015, 04:12 PM ET
Infections caused by drug-resistant bacteria are projected to increase in the United States if no action is taken soon.
04 August 2015, 12:17 PM ET
Bariatric surgery may lead to long-term changes in people's gut bacteria that contribute to weight loss following the procedure, a new study from Sweden suggests.
04 August 2015, 12:00 PM ET
Extreme stress, such as that experienced by burn victims, may lead white fat to convert into calorie-burning brown fat, new research finds.
03 August 2015, 07:35 PM ET
Men who become fathers at a young age may have an increased risk of dying during middle age — in their late 40s or early 50s, new research finds.
03 August 2015, 07:22 PM ET
More than half of Americans now try to avoid drinking soda, a new Gallup poll finds.
03 August 2015, 05:23 PM ET
Children who are selective eaters have a greater risk of anxiety, depression and ADHD, new research shows.
03 August 2015, 05:05 PM ET
The blood of the young may be able to counter some of the effects of aging in older brains, according to studies in animals
03 August 2015, 03:00 PM ET