CDC: More teens are getting their recommended vaccinations, but vaccination rates still are below target levels. From state to state, teen vaccination rates vary widely.

If your child is the youngest in the class and has a diagnosis of ADHD -- attention deficit hyperactivity disorder, marked by inattention and impulsiveness -- it may be a mistake, according to recent research.

Pet nutrition needs are different from ours. But what are they? A look at the basics of dog and cat nutrition.

Sometimes our best intentions aren’t best for the health needs of our cat. Here are 6 common health mistakes cat owners make and how to avoid them.

Even the best dog owners sometimes make mistakes – especially when it comes to their dog’s health. Here are 5 common health mistakes dog owners make and how to avoid them.

An FDA advisory panel gave a closely divided vote of support to drugmaker Eli Lilly's application to increase the number of approved uses for one of its best-selling drugs, the antidepressant Cymbalta.

People who increase their consumption of green leafy vegetables and fruit and stick to a healthier diet can significantly reduce their risk of developing type 2 diabetes, a new study says.

When movies show actors lighting up a cigarette, it increases the likelihood that young people will start smoking, the CDC said today in a special report.

The nationwide egg recall includes 380 million eggs potentially carrying salmonella bacteria within their shells. The CDC has some 2,000 reports of illness and expects more.

Thousands of high school athletes, mostly football players, are sidelined every year due to heat-related illnesses, and most occur during the preseason, primarily in August, the CDC says in a new report.

WebMD provides tips for looking younger by improving your dental health habits.

Having a pet can help improve mild or moderate depression in many people, experts agree, as well as provide other benefits, such as better sleep and overall health.

Making changes to your own behavior -- your physical activity, diet, and lifestyle -- can be effective natural depression treatments.

A new generation of antiviral drugs can help reverse liver fibrosis and even early cirrhosis in patients with chronic hepatitis B virus infection, and they continue to work for many years, new research suggests.

Children with the eye condition strabismus, often called cross-eyed or squint, are less likely to be accepted by their peers, according to a new study.

Just 12 weeks of tai chi -- the slow-motion Chinese martial art -- relieved fibromyalgia symptoms and improved quality of life in a clinical trial.

Offering palliative care, including pain management and counseling services, soon after diagnosis can help people with advanced lung cancer live longer and with a better quality of life, a study shows.

Teens are more likely to have chronic headaches or migraines when they are overweight, smoke cigarettes, or get little or no exercise, new research shows.

Eating diets containing omega-3 fish oil or healthy monounsaturated fats found in oils such as olive and canola may be beneficial for people with metabolic syndrome, a cluster of risk factors known to increase risk for heart attack and diabetes.

Drinking wine in moderate amounts may reduce the risk of cognitive decline in some people and may even protect against dementia, a new study shows.