03 April 2014, 05:18 PM ET
A rhythmically contracting cuff made of cardiac muscle cells surrounds the vein acting as a "mini heart" to aid blood flow through veins.
03 April 2014, 04:01 PM ET
Insomnia may be associated with serious health risks, new research suggests.
03 April 2014, 01:05 PM ET
Social media may help people talk about their health issues.
03 April 2014, 01:01 PM ET
Researchers found a steady and rapid increase in the number of calls to poison control centers about e-cigarettes and the liquid nicotine used in them, according to the report.
02 April 2014, 08:15 PM ET
It's important to get enough potassium in your diet, because this mineral is thought to be beneficial in lowering blood pressure, and maintaining cardiovascular health. Here are some good sources of potassium.
02 April 2014, 05:33 PM ET
A popular diet supplement has caused an outbreak of severe liver disease, sickening nearly 100 people in 16 states since it was first reported in Hawaii last year.
02 April 2014, 05:27 PM ET
Getting a sufficient amount of bright light early in the day may help you manage your weight.
02 April 2014, 05:00 PM ET
A dose of the "love hormone" oxytocin may make orgasms more intense for people without sexual problems, a new study from Germany suggests.
02 April 2014, 04:00 PM ET
People who are fitter in their 20s may have sharper minds in their 40s and 50s, a new study finds.
02 April 2014, 03:00 PM ET
Plan to buy a fitness tracker like the Basis Carbon Steel or Jawbone Up 24? Check out LiveScience's in-depth reviews before making a purchase.
02 April 2014, 02:22 PM ET
A simple silicone wristband can detect more than 1,000 chemicals in the environment, researchers say.
02 April 2014, 12:38 PM ET
A new study finds that probiotic supplements do not reduce the incidence of excessive crying in colicky babies, contradicting earlier research suggesting some benefit.
02 April 2014, 11:26 AM ET
For babies with colic, taking probiotic supplements does not reduce the excessive crying, a new study finds, contradicting earlier research suggesting some benefit.
02 April 2014, 09:38 AM ET
Certain immune cells produce bleach to fight microbes, but little is known as to how it works.
02 April 2014, 04:13 AM ET
Every labor story is different, but there are definitely signs that can let you know if you are in the early stages of labor.
02 April 2014, 03:16 AM ET
Can experiments on insects say anything about human health?
02 April 2014, 03:05 AM ET
Your body goes through a number of changes in the earliest stages of pregnancy. If you are pregnant, here's what has happened so far.
01 April 2014, 07:01 PM ET
Birth rates have distinct seasonalities around the world that could help determine optimal times to administer annual vaccination campaigns in developing countries.
01 April 2014, 05:45 PM ET
Peeing in the pool not only has an ick factor, but also produces a surprising health hazard when it combines with pool chemicals, a new study says.
01 April 2014, 05:35 PM ET
Men who live alone may have a higher risk of dying from the skin cancer melanoma compared with men who live with a partner, a new study from Sweden finds.
01 April 2014, 05:26 PM ET
The Bellabeat fetal monitor and connected system allows pregnant women to track their babies' heart beats, kicks and other milestones, and share that information with friends.
01 April 2014, 04:01 PM ET
To maximize the benefits and lower the risks of routine mammograms for breast cancer screening, it's best to base decisions on each woman's individual risk profile and her own values and priorities, doctors say.
01 April 2014, 10:51 AM ET
Are sulfate-free shampoos really better? Are keratin treatments safe? A dermatologist answers some common hair questions.
01 April 2014, 09:15 AM ET
Despite their widespread use, antibacterial soaps appear to have little or no benefit for average people using them at home, likely because people use them incorrectly, one researcher says.
01 April 2014, 02:01 AM ET
Radically modified cells could transport anticancer drugs to a tumor.
31 March 2014, 06:30 PM ET
Eating seven or more servings of fruits and vegetables a day may reduce a person's risk of death from any cause, a new study from England suggests.
31 March 2014, 05:20 PM ET
Aspirin may help increase survival chances in colon cancer patients, new research suggests.
31 March 2014, 04:07 PM ET
Blood sugar, or glucose, is an important source of energy and provides nutrients to your body's organs, muscles and nervous system.
31 March 2014, 03:00 PM ET
Sad, angry, happy, or surprised. These are some of the six basic emotional expressions we use to communicate and even computers can read them on our faces now. But what about sadly angry, or happily disgusted?
31 March 2014, 01:19 PM ET
Itchy, contagious and in a place you'd rather not mention, jock itch (tinea cruris) is a fungal skin infection that affects the genital region.
31 March 2014, 11:33 AM ET
Some people start their day with a cup of coffee and a cigarette. A few creative teenagers, however, have found a way to combine the two questionable habits into one time-saving act of depravity by smoking coffee.
31 March 2014, 11:15 AM ET
Mosquitos, ticks, chiggers and biting flies can put a real damper on summer fun. Here's how to prevent bites and treat them if they occur.