19 March 2015, 01:21 PM ET
A woman in Oregon who received the yellow fever vaccine developed a rare and ultimately fatal reaction to the shot, according to a new report of the case.
19 March 2015, 12:09 PM ET
Amnesia is a popular rom-com theme, but accurately portrayed, the condition tells an even more powerful story.
19 March 2015, 12:00 PM ET
Boys with attention-deficit/hyperactivity disorder (ADHD) may benefit slightly from omega-3 fatty acid supplements, a new study from the Netherlands suggests.
18 March 2015, 04:52 PM ET
Energy drinks might prime you for heart problems, a new study finds.
18 March 2015, 02:34 PM ET
A cyanide-laced package sent to the White House may have been intended to scare people but was unlikely to sicken anybody who came in contact with it.
17 March 2015, 10:03 PM ET
A hypothesis is the first step in the scientific method. It begins by asking, 'What if …?'
17 March 2015, 05:29 PM ET
Professional football player Chris Borland, has announced he is leaving the sport, out of concern that the sport would increase his risk of brain disease. But what types of neurological problems have been linked with football?
17 March 2015, 07:48 AM ET
Health officials have made tremendous progress in fighting Ebola recently, but there are enough cases still occurring to restart the whole epidemic, experts say.
17 March 2015, 04:19 AM ET
Older adults who drink diet soda may experience greater increases in their waist size than those who do not drink diet soda, according to a new study.
16 March 2015, 09:56 PM ET
Every year, tens of thousands of Americans die from suicide. It is the third leading cause of death among young people between the ages of 10 and 24, amounting to about 4,600 deaths a year.
16 March 2015, 03:00 PM ET
An ingredient in some cough medicines may help in the fight against Type 2 diabetes, new findings suggest.
16 March 2015, 11:22 AM ET
Low vaccination rates are what's driving the large outbreak of measles that began at Disneyland in California last December, a new analysis suggests.
16 March 2015, 07:04 AM ET
Palcohol is a powdered form of alcohol thatl is now legal in the U.S. But how safe is this stuff?
13 March 2015, 08:22 AM ET
From the Oculus Rift headsets to the new HTC Vive, virtual reality devices will soon be flooding the gaming market. But, the technology has also been plagued by some unwelcome side effects.
12 March 2015, 10:19 PM ET
X-rays are a form of electromagnetic radiation. One of the most common uses of X-rays is for medical imaging. X-rays are also used in treating cancer and in exploring the cosmos.
12 March 2015, 05:28 PM ET
Another U.S. healthcare worker who was working in Africa has tested positive for Ebola, and is returning to the U.S. for treatment, health officials say.
12 March 2015, 02:01 PM ET
The Ebola outbreak in West Africa has led to a dramatic drop in measles vaccinations in the region, leaving millions of children potentially at risk for catching the disease, a new study suggests.
12 March 2015, 01:42 PM ET
Every year, thousands of people die from exposure to the cold across the United States. But there are far more of these cold-related deaths in rural counties in the West than there are in other areas of the country, a new study finds.
11 March 2015, 05:56 PM ET
New edible marijuana products, which can now be bought legally in some U.S. states, pose health concerns, especially for children, researchers argue.
10 March 2015, 10:24 PM ET
Heroin is an opiate drug and a high potential for abuse.
10 March 2015, 04:12 PM ET
Stress and depression can take a dangerous toll on the health of people with heart problems, a new study finds.
10 March 2015, 03:17 PM ET
The Apple Watch will have a number of health and fitness features, including activity tracking and reminders to get moving, but could the watch really make people healthier?
10 March 2015, 08:01 AM ET
People's brain waves may reveal which movies they like, and even predict which movies will do well at the box office, a new study suggests.
09 March 2015, 10:07 PM ET
Chronic kidney disease (CKD) is the gradual and permanent loss of kidney function over time, usually over months to years.
09 March 2015, 10:02 PM ET
Qigong is an exercise and healing technique developed in China more than 4,000 years ago.
09 March 2015, 06:34 PM ET
A new iPhone open-source platform enables researchers to conduct secure clinical trials that can track detailed data on users.
09 March 2015, 04:38 PM ET
The Cohen Children's Medical Center of North Shore Long Island Jewish Hospital states the clear rationale for getting the MMR 'shot.'
09 March 2015, 03:55 PM ET
The brain's "pain sensor" has been found, researchers say. When you step on a thumbtack or hit your funny bone, this is the part of your brain that lights up.
09 March 2015, 02:37 PM ET
Astronauts aboard the International Space Station will attempt to grow the fibrous plaque (amyloids) that are the root cause of the brain disease.
08 March 2015, 01:50 AM ET
The start of daylight saving time may be particularly hard for people who are unhealthy, a new study suggests.
07 March 2015, 12:34 PM ET
Buttock augmentation and nonsurgical fat removal are becoming increasingly popular, new data suggests.
07 March 2015, 12:30 PM ET
As people set their clocks forward an hour for daylight saving time this Sunday (March 8), they may also want to take extra care of their heart. That's because people tend to have more heart attacks on the Monday following spring's daylight saving time.