05 January 2015, 04:04 PM ET
Up to three-quarters of heart attacks in younger women could be prevented if women followed a number of healthy lifestyle practices, a new study shows.
05 January 2015, 03:04 PM ET
A new drug tricks mice into thinking they had an imaginary meal, a new study shows.
05 January 2015, 02:49 PM ET
Researchers have charted the bowhead whale's genome in a search for genes that fight off aging.
05 January 2015, 12:56 PM ET
Eating whole grains such as popcorn, oats and quinoa is linked to increased longevity, and may decrease risk for deaths from cardiovascular disease over a 25-year period, but not cancer deaths, a new study finds.
05 January 2015, 07:04 AM ET
While the science of steps has advanced for adults, most exercise physiologists don't agree on how many steps a day children should take.
02 January 2015, 01:43 PM ET
Fat cells just under a person's skin may be the first responders to invading bacteria, buying time until the white blood cells arrive at a wound site, according to a new study.
02 January 2015, 01:12 PM ET
Constance Wilde — the wife of 19th century Irish writer Oscar Wilde — suffered from a mysterious illness for the last decade of her life. A new analysis of her unpublished letters suggests that she most likely had multiple sclerosis.
31 December 2014, 03:55 PM ET
There was a 22 percent decline in the rate of cancer deaths from 1991 (the year it peaked) to 2011, according to the annual report from the American Cancer Society.
30 December 2014, 04:29 PM ET
Actress Lindsay Lohan has contracted a mosquito-borne virus that can cause debilitating joint pain, according to the actresses' social media accounts.
30 December 2014, 10:10 AM ET
In the small village of Meliandou, in Guinea, there stood a tall, hollowed-out tree where children loved to play. But thousands of bats lived in the tree, and one toddler — a 2-year-old named Emile Ouamouno — may have contracted Ebola from playing there.
29 December 2014, 04:14 PM ET
How might heart problems be different in the future? A new study looks at cardiac arrests on Star Trek.
29 December 2014, 03:12 PM ET
A health care worker in Scotland has been diagnosed with Ebola, shortly after returning from treating patients with the disease in Sierra Leone, according to the National Health Service of the United Kingdom.
29 December 2014, 01:44 PM ET
Using a 3D printer to visualize tiny molecules can help scientists develop new drugs and completely synthetic molecules.
29 December 2014, 09:01 AM ET
Supporters of the Whole30 elimination diet claim it can improve mental focus, trim waistlines and even improve serious health conditions such as diabetes, but experts don't agree on the diet's claims.
29 December 2014, 01:48 AM ET
Public health groups treat smoking as an epidemic, arguing that we addressed it too late in many countries but can prevent it in others.
27 December 2014, 06:22 PM ET
If you’re a teetotaller, your friends have likely tried to convince you to taste red wine by swearing on its multiple health benefits.
27 December 2014, 06:04 PM ET
Thanks in part to the Ebola crisis, neglected diseases have grabbed the world’s attention. These diseases predominantly affect developing nations with limited resources to fund research, pay for treatments, and support public health infrastructure.
27 December 2014, 02:36 AM ET
This is the tale of an ancient marathoner, a story of challenge, expectation, nostalgia, disappointment and acceptance. It almost sounds like the stages of grief and loss.
24 December 2014, 10:08 PM ET
'The kissing disease' also spreads through shared utensils and coughing and sneezing.
24 December 2014, 02:29 PM ET
The human microbiome may have evolved to selectively target older humans, thereby enabling an extended childhood in our earliest human ancestors.
24 December 2014, 09:01 AM ET
The community of microbes in your gut not only affect physical health, they may also influence your mental health, according to a growing body of research.
23 December 2014, 03:16 PM ET
A new study shows that the delicate, repetitive finger movements used on a smartphone's touchscreen result in a change in the brain's sensory processing area.
23 December 2014, 02:11 PM ET
In the brain, the information from real events that we see flows "up" from one brain lobe to another, but the images that we imagine flow "down," new research finds.
23 December 2014, 12:01 PM ET
Here are our favorite health and fitness apps including: workout apps, calorie counters, sleep trackers, running and walking apps and more.
23 December 2014, 08:27 AM ET
Whether you're a gamer, a smartphone junkie or a health nut, there's bound to be a gadget at this year's CES that will grab your attention.
23 December 2014, 07:42 AM ET
The relatively lightly built skeletons of modern humans developed late in evolutionary history, and may have been the result of a shift away from a nomadic lifestyle to a more settled one, according to a new study.
23 December 2014, 07:01 AM ET
Here’s a look at just a few of the ways new light-based tools have deepened our understanding of living systems and set the stage for future medical advances.
23 December 2014, 12:00 AM ET
The percentage of Americans taking medication to control their cholesterol levels has risen by a third over the past decade, a new study finds.
22 December 2014, 05:40 PM ET
People who lift weights every day may accumulate less belly fat over the years, compared with people who spend the same amount of time doing aerobic exercises, according to a new study.
22 December 2014, 03:27 PM ET
There has been dramatic improvement in the fight against Ebola in some parts of West Africa, however, in other places, much work needs to be done, U.S. health officials said today (Dec. 22).
19 December 2014, 04:46 PM ET
A man's persistent déjà vu puzzles scientists who probed his brain to find an explanation.
19 December 2014, 02:08 PM ET
Jawbone's new UP Move fitness trackers will track your steps taken, distance traveled, calories burned and hours slept, and can motivate fitness newbies to see whether their daily activities translate into lax or rigorous workout routines.