Teens from financially struggling backgrounds often have poorer health than teens from higher income backgrounds. But not all low-income teens have poorer health. What's their secret?

Attention-deficit hyperactivity disorder (ADHD) can cause problems for kids in school. And the effects of ADHD on teens may be long lasting.

Exercise affects the whole body. That means the brain, too...at least among older adults.

A test called a spinal tap can test for markers of Alzheimer’s disease (AD). The markers can help doctors tell if dementia is AD or not. An MRI may offer a less invasive way to look at markers.

Quitting smoking doesn’t just save lives; it saves money for employees and employers. This is yet another reason to quit smoking today.

Shooting up is both extremely dangerous and a difficult habit to kick. What can be done to help prevent people from ever going down the path of injecting drugs?

Taking sleeping medication may help you get to sleep in the evening. But it may also make you a less alert and possibly more dangerous driver the next morning, according to the FDA.

People with borderline personality disorder (BPD) often have trouble dealing with emotions. The way people with BPD deal with unpleasant emotions may affect their recovery.

Domestic abuse has been linked to all kinds of other health problems, including mental illness. The question is how strong the link is between victimization and mental health.

Food insecurity is the term used to describe children who are not sure about when and if good food will be available to them. Food insecurity may affect kids' behavior.