Men and women often exhibit different types of traits when it comes to aggression, prejudice and fear. Social science doesn't fully explain the gender differences, but perhaps evolution does.

For children with autism, the disorder often isn't the only thing they struggle with. Autism frequently goes hand in hand with other developmental or psychiatric conditions such as attention disorder, anxiety, speech delays or learning disabilities.

For children who suffer from manic, or bipolar, disorder there are many drug therapies available. But the side effects can be a problem, and until now no one has really studied which medication is the best for children.

Cell phones are becoming ever more popular worldwide - even in developing countries and low-income households. New research suggests that this widespread technology could be used to reduce depression in adolescents.

It's common knowledge that smoking cigarettes can cause lung cancer. But it turns out that smokers may have to worry about more than just their lungs, especially women.