Cancer plagues a growing number of first responders and rescuers who worked at the World Trade Center site after September 11, 2001.
Skin cancer is on the rise, with more new cases diagnosed annually than breast, prostate, lung and colon cancers.
Embarrassing health issues like hemorrhoids and problems "down there" can be awkward. Get tips on how to talk to your doctor about your health concerns.
Dr. Sheik Humarr Khan, who was fighting the Ebola outbreak in Sierra Leone, has died from complications of the disease.
Ebola has claimed an American victim in the worst Ebola outbreak in history. Get the latest news on the Ebola outbreak.
Maire Kent, 24, with rare cardiac sarcoma, made a unique plan for disposal of her ashes that wound up inspiring strangers.
The federal marijuana bill would amend the Controlled Substances Act to exempt plants with a low percentage of THC.
Don't let stress get the best of you! Start your day off right with this yoga sequence for beginners. These 10 yoga poses will leave you stress-free.
A good first impression might have more to do with your face than choosing the right outfit. See what a new study reveals about first impressions.
Liberia has closed its borders to stop the Ebola outbreak as two infected Americans fight for their lives. Learn more about the Ebola outbreak.
For years Benji Kurtz tried diet after diet. Then the solution to weight loss problem found him.
In the United States, 26% of all new HIV infections are among young people ages 13 to 24. Yet only 1 in 5 high school students is tested for HIV.
Parents believe their obese kids are healthy, sleep deprivation can make you create false memories and other things we learned this week.
A lab crucial to diagnosing cases of drug-resistant tuberculosis at the CDC has reopened. The TB lab at the CDC was closed after recent safety issues.
Tackling your first triathlon? Even the best triathletes in the world started somewhere -- and made their share of rookie triathlon mistakes.
Nearly 40 years after Ebola was discovered, there is still no cure. But could experimental vaccines protect people from the killer disease?
An Ebola doctor in Sierra Leone has become infected with the disease, the Ministry of Health said. Learn more about the Ebola outbreak in Sierra Leone.
The Food and Drug Administration approves Targiniq ER, a drug that relieves pain while at the same time deterring misuse.
About 10 million Americans gained health coverage this year, primarily as a result of the Affordable Care Act, also known as Obamacare.
Here's a look at what you need to know about stem cells.
Listeria may have contaminated fruit sold at Whole Foods, Trader Joe's, Costco, Kroger and Walmart. See the fruits being recalled due to possible listeria.
Shana Verstegen started logrolling when she was 7. She's now a six-time world lumberjack champion with six-pack abs.
The head of the bioterrorism lab involved in potentially exposing dozens of workers at the CDC to deadly anthrax bacteria has resigned.
Two U.S. appeals courts have issued conflicting rulings on Obamacare subsidies. Kaiser Health News answers your questions.
The effects of spanking may include less gray matter in certain areas of the brain that have been linked to depression, addiction and self-control.
Urinary incontinence affects about 25 million Americans. Talk to your doctor to get help for incontinence symptoms.
After analyzing the DNA of 150,000 people, scientists say they can pinpoint the genetic roots of schizophrenia.
An estimated 2.3 million adults in the United States have epilepsy. Actress Sky McCole Bartusiak was one of them.
The Middle East Respiratory Syndrome Coronavirus, better known as MERS, may be an airborne virus. Learn more about how MERS may be transmitted.
Chikungunya -- a mosquito-borne virus with a funny name -- packs a wallop and has taken up residence in the U.S.
As the childhood obesity epidemic hit home, parents around the country are struggling to figure out how to help their kids lose weight.
To lose weight, Nicole Durham skipped dieting and focused on a "marathon" approach -- eating healthy and exercising. See her weight loss success.
Smallpox, a contagious and sometimes fatal infectious disease, was recently found in storage at NIH. Here's what you need to know about smallpox.
Anthrax is an acute infectious disease caused by bacterium Bacillus anthracis. Here's what you need to know about anthrax.
Five studies you may have missed: niacin and your heart, stressed women get fat, a better HPV test, and why sitting may not be so bad if you are fit.
More than 70% of firefighters are overweight or obese. Learn what's causing the problem and how a volunteer firefighters' group is trying to help.
Studies found that a large number of American men with prostate cancer get unnecessary and aggressive treatment, Dr. Otis Brawley says.
The lab mishaps at the Centers for Disease Control and Prevention are having "broad impacts."
High numbers of new Ebola cases and deaths in Africa are prompting increased efforts to contain the deadly outbreak.
More than 35 million people worldwide live with dementia. Learn how you can potentially prevent Alzheimer's disease.
Researchers found waits from cancer diagnosis to surgery were longer at VA centers for all cancer types, when compared to waits at community hospitals.
Recent safety incidents have put a damper on the CDC's reputation, members of Congress said Wednesday.
USDA investigation into the anthrax exposure incident at the CDC turns up other lab safety problems, including carrying hazardous material in Ziplock bags.
The national drinking age isn't based on clear science about the difference between 18- and 21-year-old brains.
A brain-eating amoeba that lurks in fresh water has prompted warnings from Kansas officials after it killed a 9-year-old girl.
Looking for the best U.S. hospitals? See highlights from the U.S. News & World Report's 2014 rankings of best hospitals to get started.
A well-known medical marijuana researcher at the University of Arizona says a study on veteran with PTSD has cost her job.
In 2011, Robert and Jessica Foster weighed a total of 614 pounds. Today, they're nearly unrecognizable.
In a new study, scientists are using stem cells taken from the hearts of organ donors to grow new tissue.
Here's a look at what you need to know about AIDS and HIV globally, with a special focus on Africa.
An unintended anthrax exposure investigation turns up another "distressing" lab safety problem at the CDC.
An old children's ditty goes: "Beans, beans, they're good for your heart. The more you eat, the more you...." Well, you know.
Obesity shortens your life more than smoking -- and four other things we learned this week in health.
After losing his arm earlier this year, Miles O'Brien will participate in the 300-mile Less Cancer Bike Ride from Port Huron to Mackinac, Michigan.
Deadly smallpox was in at least two of the vials NIH employees found in unused storage room, the CDC says. Smallpox has been eradicated since the 1980s.
A Mississippi baby scientists said was "functionally cured" of HIV now has detectable levels of the virus. Learn more about the Mississippi baby HIV case.
CNN Fit Nation participant Mike Wilber always wanted to run a 5K, but he was too out of shape. Thanks to Fit Nation, now he has!
Teen pregnancy costs millions of dollars annually. A Colorado free contraception program may have found a way to solve the problem.
Researchers are trying to show that meditation could help counter the aging process.
Running yoga can be a great way to prevent injury and keep your body in top form. See three yoga poses for runners to get started.
Have a pelvic exam or not? A new study says skip, but Elizabeth Cohen learns the data the report uses is sketchy.
Post-traumatic stress can be caused by exposure to war, violence or a traumatic event. See five things about post-traumatic stress that might surprise you.
Once known for its slender beach bodies, half of Brazilians are now overweight. What's the reason?
A new study finds that women using a progesterone-releasing IUD to help with heavy periods may have a higher than expected incidence of breast cancer.
Vials of the smallpox virus have been found at NIH. Health officials say no one was exposed to the smallpox found in an unused NIH lab.
New York became the latest state to permit the use of medical marijuana on Monday.
The health ministers of 11 African nations agree to a joint strategy to try to stem Ebola's deadly advance.
Half of Americans start their day with coffee. Exercising after downing a cup of coffee may offer a weight-loss advantage.
Mad Cow Disease is a transmissible fatal brain disease found in cattle. See what you need to know about Mad Cow Disease.
Kerry Hoffman started working out five days a week and tracking his calories to go from 343 pounds to 190.
Hookah bars are becoming more popular in the United States as teens trade cigarettes for other forms of tobacco, including smoking hookah.
A California company is recalling an unknown amount of boneless chicken sold in eight states over salmonella fears, federal officials said.
Mosquitoes are annoying pests that can carry incurable viruses. See the facts behind five mosquito myths to help prevent the itch and keep your health.
Only a few short months ago, I was a spectator. Now I'm a triathlete.
African ministers and health experts are meeting in Ghana with one thing on their minds: how to stop the biggest ever outbreak of the Ebola virus from extending its deadly reach still further.
Power outages and evacuations can pose safety issues, especially for those managing chronic illnesses. Some tips to stay safe without electricity.
Tooth decay is one of the most common chronic diseases worldwide. The health of your teeth relies on a combination of genetics and dental hygiene.
Many Americans are trying to reduce their sodium intake. But restaurants aren't making it easy, says a Center for Science in the Public Interest report.
It was hailed as an easy, uncontroversial way to make stem cells. But researchers are retracting the study that had "several critical errors."
Patients are bypassing doctors just to save some money on do-it-yourself plastic surgery. It can be disfiguring and life-threatening.
Is a caffeine overdose a real thing? Find if you can really have a caffeine overdose and how many cups of coffee are safe to drink.
Common knowledge when it comes to all things health and medicine might not be so common after all.
A new vaccine study reports that side effects from childhood vaccines are incredibly rare. See what the new vaccine study recommends for kids.
The World Health Organization says "drastic action is needed" to stop the Ebola virus outbreak.
Scientists know mothers are neurologically prepared to care for their kids. But fathers' brains can learn to bond, too, a new study shows.
Bird flu, or avian flu, is an illness that usually affects only birds. Learn about bird flu symptoms and how bird flu spreads to humans.
Diabetes prevention can be as simple as changing one aspect of your life -- such as eating healthier or exercising more. See five diabetes prevention tips.
Diabetes is a disease that affects millions of people in the U.S. See what you need to know about diabetes and learn about diabetes symptoms.
District directors approve plans for a $76 million suicide prevention net on San Francisco's Golden Gate Bridge.
After a miserable trip to Las Vegas, Sarah Evans vowed to lose weight and enjoy her future. Evans lost 120 pounds with running.
Use these athletic training strategies to train your body, gain muscle and lose weight.
Here's a look at what you need to know about the H1N1 influenza virus, also known as swine flu. There was a pandemic outbreak across the globe which lasted from 2009 to 2010.
Here's a look at what you need to know about meningitis.
West Nile virus is an illness spread by infected mosquitoes. Learn about West Nile virus symptoms and statistics.
Here's a look at what you need to know about Tuberculosis (also known as TB), an infection, caused by a bacterium called Mycobacterium tuberculosis, that mainly affects the lungs. It can also infect other parts of the body including the kidneys, spine and brain.
Here's a look at what you need to know about obesity in the United States. Obesity is achieved when a person reaches a particular body mass index.
A female "heavy drinker" is someone who has 8 or more drinks a week, for a guy it's more than 14 the CDC says.