15 October 2014, 05:01 PM ET
Depending on whom you ask, e-cigarettes are either a great tool to get people to quit smoking or another way to get people hooked on nicotine.
15 October 2014, 01:36 PM ET
The second health care worker to test positive for Ebola should not have traveled on a plane from Ohio to Texas the day before she showed symptoms of the disease, the head of the Centers for Disease Control and Prevention said today.
15 October 2014, 11:48 AM ET
A health care worker who tested positive for Ebola flew on a plane the day before she developed symptoms of the deadly disease, the Centers for Disease Control and Prevention announced today.
15 October 2014, 09:09 AM ET
A second health care worker in Dallas has tested positive for Ebola after caring for a patient who had the disease, the Centers for Disease Control and Prevention said today.
14 October 2014, 07:17 PM ET
It may take more than a month for symptoms of head lice to show.
14 October 2014, 06:56 PM ET
The rats that dart between trashcans and crawl across subway tracks in New York may harbor some alarming diseases, according to a new study.
14 October 2014, 06:30 PM ET
Stem cells, with their ability to develop into many different types of tissue, have long been touted for their promise in regenerative medicine, yet treatments have been slow to develop. But now, a small study found that more than half of people given an
14 October 2014, 02:05 PM ET
Health officials are making immediate enhancements to improve safety at U.S. hospitals treating Ebola patients after a nurse became infected with the virus.
14 October 2014, 01:56 PM ET
A backpacker from Scotland recently found that the cause of her frequent nosebleeds was a 3-inch-long leech living inside her nose, for at least a month.
14 October 2014, 11:29 AM ET
The current Ebola virus outbreak in West Africa has killed more than 4,000 people, but it started with one person: a 2-year-old child who died on Dec. 6, 2013.
14 October 2014, 11:29 AM ET
Smoking is to blame for about 14 million major medical conditions among American adults in a single year, a new study shows.
14 October 2014, 09:09 AM ET
A new drug for type 2 diabetes that is switched on by blue light might one day give patients with the disease more control over their blood sugar levels, some researchers say.
13 October 2014, 08:13 PM ET
Whooping cough, also known as pertussis, is a bacterial infection of the respiratory tract that causes severe coughing. The disease is especially serious for babies.
13 October 2014, 05:37 PM ET
A "breach in protocol" led a nurse in Dallas to become the first person infected with Ebola in the U.S., according to the Centers for Disease Control and Prevention.
13 October 2014, 04:44 PM ET
Statins should be considered as a possible treatment for Ebola, some researchers argue.
13 October 2014, 02:58 PM ET
People with autism may show improvements in their social skills after taking a compound called sulforaphane, which is extracted from broccoli, a small new study suggests.
13 October 2014, 02:47 PM ET
Use this body mass index (BMI) calculator to estimate your body fat and to see if you’re considered underweight, normal, overweight or obese.
13 October 2014, 02:35 PM ET
A spinal cord injury is caused by damage to parts of the spine.
13 October 2014, 02:01 PM ET
Hospital workers must be careful to avoid contamination when removing their soiled protective gear.
13 October 2014, 10:57 AM ET
Only one person has had contact with the second case of Ebola in Dallas when she might have been contagious, health officials said today.
13 October 2014, 09:30 AM ET
Ebola mortality rates would be lower if an outbreak occurred in the U.S., experts say.
12 October 2014, 10:19 AM ET
A second person in Dallas has tested positive for Ebola after coming in contact with a man from Liberia who was infected with the deadly virus, officials said today.
11 October 2014, 05:38 PM ET
Bladder cancer is a cancer of the lining of the bladder.
11 October 2014, 04:54 PM ET
In a for-profit environment, drug research follows potential profits.
10 October 2014, 11:24 PM ET
Most of us have an existing desire to be a normal healthy weight, but not everyone seems able to achieve this goal.
10 October 2014, 06:38 PM ET
A new type of ER is emerging, one that addresses the added risks faciing cancer patients.
10 October 2014, 04:33 PM ET
It may seem innocuous now, but this little stone might have killed someone 700 years ago.
10 October 2014, 03:18 PM ET
Despite reassurances from health officials that Ebola is unlikely to spread in the United States, concerns about the disease in this country have grown. Why does Ebola scare us?
10 October 2014, 12:15 PM ET
Did you know that some of your favorite celebrities started these successful charities?
09 October 2014, 09:53 PM ET
The job of the immune system is to protect against disease.
09 October 2014, 09:28 PM ET
An ultrasound scan is used to get an image from within the human body. It is most widely known for its use during pregnancy.
09 October 2014, 09:13 PM ET
Potatoes are often thought of as a comfort food — richly mashed or crisply fried — but when prepared the right ways, these vegetables are actually quite nutritious.