11 September 2014, 04:14 PM ET
A man's undiagnosed sleepwalking nearly turned life-threatening when he sleepwalked off a 60-foot cliff while camping.
11 September 2014, 09:00 AM ET
Suicide's peak in springtime has long puzzled scientists. Now a new study shows that in any season, a couple of sunny days may mean higher suicide rates.
10 September 2014, 07:00 PM ET
Harassing obese people, also known as "fat shaming," does not encourage them to lose weight and in fact can result in weight gain, a new study from the United Kingdom finds.
10 September 2014, 04:01 PM ET
The Apple Watch enters fitness-tracker territory by offering ways to monitor daily exercise and heart rate, but the device doesn't necessarily mean the end of trackers like Fitbit.
10 September 2014, 03:09 PM ET
How some of the more popular bands and smartwatches compare for exercise and fitness features.
09 September 2014, 10:51 PM ET
The hope is – once we understand enough – we might be able to design processes that convert cheap feedstock, such as sugar and amino acids, into drugs or fuels.
09 September 2014, 05:48 PM ET
Sensors in the watch and in the iPhone work together to record an individual's movement and fitness data.
09 September 2014, 05:44 PM ET
Carpal tunnel syndrome is a nerve-related condition that causes pain and numbness in the wrists and hands.
09 September 2014, 05:08 PM ET
Apple's new smartwatch, Apple Watch, aims to get people to move more by tracking their daily exercise as well as sitting time, according to an announcement from the company today (Sept. 9).
09 September 2014, 09:14 AM ET
Duchess Kate Middleton is pregnant again, about 13 months after giving birth to her first child, but is such a short time between pregnancies healthy?
08 September 2014, 06:00 PM ET
People with high blood sugar may be at a 15 percent increased risk for developing cancer, a new review study finds.
08 September 2014, 04:15 PM ET
An uncommon virus has caused clusters of severe respiratory illness among children in at least two U.S. states, according to the Centers for Disease Control and Prevention.
08 September 2014, 11:17 AM ET
Keeping your distance from sick co-workers may not be enough to avoid contact with their germs: A new study shows that viruses quickly spread through offices and other buildings.
07 September 2014, 07:18 PM ET
A premium burger may taste better, but is it guilt-free food?
05 September 2014, 06:04 PM ET
Specialized surgeries are helping fuel growth in medical tourism — within the United States.
05 September 2014, 05:47 PM ET
Type 2 diabetes is the most common form of diabetes, a condition characterized by high blood sugar levels.
05 September 2014, 02:20 PM ET
Breathing in xenon, a gas used in people for anesthesia, may help treat post-traumatic stress disorder and other conditions linked with fear and anxiety, a new study in rats suggests.
05 September 2014, 08:50 AM ET
Not all caffeine is created equal. Researchers recently sequenced the genome of the coffee plant and found that the caffeine in your morning cup evolved independently from caffeine found in other plants.
04 September 2014, 05:26 PM ET
Adult obesity rates went up in six states between 2012 and 2013, according to a new report.
04 September 2014, 04:01 PM ET
For older women, eating potassium-rich foods may reduce the risk of having a stroke, a new study finds. But only a minority of women seem to consume the recommended amounts of the mineral, researchers say.
04 September 2014, 04:00 PM ET
Taking soy protein supplements may lead to some concerning genetic changes for women with breast cancer, a new study suggests.
04 September 2014, 03:43 PM ET
Tooth sensitivity is a common dental problem that involves discomfort or pain in teeth when encountering certain substances and temperatures.
04 September 2014, 09:59 AM ET
A doctor who just returned from treating Ebola patients in West Africa predicts the current Ebola outbreak will go on for longer than a year, and won't be stopped without a vaccine or drugs against the disease.
03 September 2014, 05:48 PM ET
Lyme disease is a bacterial infection caused by the bite of a tick. Early symptoms include a bull's-eye rash.
03 September 2014, 05:05 PM ET
Calico, the Google-backed venture seeking to cheat death, announced today (Sept. 3) that it plans to build an anti-aging drug research center in the San Francisco Bay Area under a $1.5-billion partnership with the pharmaceutical company AbbVie.
03 September 2014, 04:26 PM ET
Airline pilots and cabin crews appear to have twice the risk of developing skin cancer melanoma compared to the general population, a new review of past studies finds.
03 September 2014, 02:14 PM ET
Ebola survivor Nancy Writebol and her husband held a news conference today about their battle with the deadly disease.
03 September 2014, 01:56 PM ET
A 51-year-old doctor who resides Boston has become the third American health care worker to contract Ebola during the current outbreak in West Africa.
03 September 2014, 01:53 PM ET
We might enjoy a day off from our jobs this Labor Day, but our cellular workers never rest.
03 September 2014, 01:00 PM ET
Taxing all packaged foods and using the revenue to subsidize healthy, fresh food could save lives and reduce health care costs, experts say.
03 September 2014, 10:49 AM ET
When cells divide, protein filmanets called Microtubles transport chromosomes into daughter cells. These filaments are formed when proteins called Tubulin snap together (like legos). After completing the task they fall apart.
03 September 2014, 07:30 AM ET
A girl in Canada experienced an unusual allergic reaction to blueberry pie — she was not allergic to any of the pie's ingredients, but instead reacted to antibiotic residue in the food.