08 October 2013, 03:57 PM ET
A slew of smartphone apps claim to help people lose weight, but many have room for improvement and may not be very helpful to people who aren't motivated to continuously track their eating and exercise habits, a new study suggests.
08 October 2013, 01:28 PM ET
An outbreak of the foodborne bacterium Salmonella Heidelberg has sickened 300 people in 18 states in the past couple months, during which time many federal personnel (who could help stop the outbreak) are furloughed.
08 October 2013, 01:13 PM ET
The actor revealed last night on The Late Show with David Letterman that he has Type 2 diabetes.
08 October 2013, 12:29 PM ET
The oodles of microbes living in the gut may affect brain function. Studies in mice suggest that microbes living in the digestive tract are linked to depression and anxiety.
08 October 2013, 08:24 AM ET
Whether your a nature lover, a gambler, a gamer or a fitness novice, there's a fitness app for you. Here's a look which top fitness app is best for your personality.
07 October 2013, 09:40 PM ET
Pacemakers and other medical devices that connect to the Internet may be vulnerable to hacking. But now, using the heartbeat as a random number generator, researchers have strengthened the security of wifi-enabled pacemakers and other medical devices.
07 October 2013, 06:30 PM ET
Death rates among middle-age and older people are higher when the economy is growing than when it's going down toward recession, a new study finds.
07 October 2013, 04:22 PM ET
From the structure of DNA to the process of in vitro fertilization, a long line of biology discoveries and innovations have earned the field's foremost scientific accolade: the Nobel Prize in physiology or medicine.
07 October 2013, 04:00 PM ET
Nearly 1 in 10 U.S. teens and young adults say they have forced or coerced another person to perform sexual acts, such as kissing, sexual touching, or intercourse, a new study suggest
07 October 2013, 03:45 PM ET
The Nobel Prize in Physiology or Medicine was awarded today (Oct. 7) to a team of scientists who discovered how the body's cells transport molecules to the right locations. The advance joins a long line of breakthroughs, from the structure of DNA to in vi
07 October 2013, 01:12 PM ET
Smoking throughout pregnancy may have long-term effects on brain development and contribute to emotional problems in young children. Mothers who quit smoking early on in pregnancy, may spare their children from emotional problems, a new study suggests.
07 October 2013, 10:01 AM ET
Apps that track a woman's period and offer estimates for when she is most fertile can be useful aids for those trying to conceive, but the apps have their limitations, experts say.
07 October 2013, 09:32 AM ET
Binge drinkers and alcoholics are known to have weak bones, and to heal slowly after a fracture.
07 October 2013, 09:05 AM ET
Here's a look at past winners of the Nobel Prize in Medicine.
07 October 2013, 07:01 AM ET
Three scientists who helped uncover how the body's cells transport molecules to their correct locations have received this year's Nobel Prize in Physiology or Medicine.
04 October 2013, 08:02 PM ET
Tomatoes bring a nutritious end to the summer.
04 October 2013, 07:42 PM ET
Bad breath is annoying, but it's not that hard to fix with the right attention. Here are five ways to treat halitosis.
04 October 2013, 03:56 PM ET
Brushing your teeth, flossing and visiting the dentist keep your teeth and gums healthy, but maintaining good oral hygiene is also important for your overall health, researcher suggests.
04 October 2013, 02:55 PM ET
A virus people try to avoid catching may in the future be an effective treatment for cancer, without the side effects typically associated with cancer treatment by injecting an altered version of the virus directly into the tumor.
04 October 2013, 01:13 PM ET
From penile spines to the ideal size, here are 7 wild facts about the male sex organ.
04 October 2013, 11:28 AM ET
While drugs that help men achieve erections have been around for years, drugs that help men with premature ejaculation are just starting to hit the market.
03 October 2013, 06:34 PM ET
Studies have shown that devices such as magnetic bracelets have no more benefit than devices without magnets, in essence demonstrating the placebo effect magnets have on their users.
03 October 2013, 04:06 PM ET
Cocaine, heroin and marijuana have become cheaper and stronger over the past two decades, suggesting the war on drugs has failed, according to a new study.
03 October 2013, 04:01 PM ET
Experts say flossing prevents gingivitis, periodontal disease and tooth decay. And brushing your teeth is no substitute for flossing, because flossing gets those hard-to-reach places a toothbrush bristle can't.
03 October 2013, 03:53 PM ET
: Experts say flossing prevents gingivitis, periodontal disease and tooth decay. And brushing your teeth is no substitute for flossing, because flossing gets those hard-to-reach places a toothbrush bristle can't.
03 October 2013, 02:00 PM ET
Scientists have identified a hormone that is responsible for jet lag, and blocking the action of that hormone completely eliminates the groggy feeling.
03 October 2013, 12:33 PM ET
Bacteria extracted from poop are the main ingredient of a new pill that may help treat patients with a difficult-to-cure intestinal infection, according to a new study.
02 October 2013, 05:00 PM ET
Women pregnant with twins who plan to have a vaginal birth rather than a c-section do not face an increased risk of death or serious complications, a new study finds.
02 October 2013, 02:00 PM ET
Resveratrol, the compound in the skin of red grapes, is still biologically active, despite being quickly modified by the body. That suggests it may still have anti-aging and other health benefits.
02 October 2013, 09:10 AM ET
For older adults, being slightly overweight may bring benefits to health, studies suggest. However, being very overweight is decidedly bad for health, and increases the risk of many chronic diseases.
02 October 2013, 01:01 AM ET
The Nike FuelBand is an activity tracker that aims to get you moving, and allows you to compare your activity with others in the Nike+ community. I tried out the device to see how easy it was to use, and whether it provided meaningful health information.
02 October 2013, 12:57 AM ET
The Fitbit Flex was my constant companion for about a week, and by the end of it, I was pretty fond of the device.