Medications intended to ease pain can sometimes cause more when an overdose occurs. People in certain US states may be at a greater risk for overdoses based on the prescription practices in those states.

Celebrating Independence Day with food, fun and fireworks is an American Fourth of July tradition. And every year, emergency rooms and trauma centers nationwide become packed with patients who have lost fingers or hands due to firework misuse.

Many parents have had questions about childhood vaccines. Yet the research regularly shows them to be safe and effective.

There is one procedure that has been part of a woman's routine exam but which may no longer be considered necessary or advisable.

In 1998, significant restrictions were placed on advertising of cigarettes and other tobacco products in the United States. However, e-cigarette ads seem to be appearing in strength across many media channels, including TV, radio, the internet and in print.

Type 2 diabetes is often diagnosed in overweight patients. The combination of diabetes and obesity can present a serious risk for heart disease.

In some cases, vision problems are related to genetics. But for many people, other factors may be behind those vision problems.

Even though ADHD (attention deficit hyperactivity disorder) can be treated with stimulant medications, those who have ADHD are at higher risk for substance abuse.

With new technology, there often comes new challenges, and the case is no different for cell phone texting. One challenge is addressing "sexting" among children and teens.

For some patients with arthritis, knee replacement may eventually seem like the only option for treating their pain. But a new study suggests this treatment may not always be appropriate.