In my book 10 Days to a Less Defiant Child, I explain that what we call "defiance" is often a child’s last-ditch effort to ...

Part of the increase is due to better diagnosis methods, an expert says. But the burden of illness is greater, too.

That slammed door. That fiery “You can’t make me!” It’s easy to see defiance as disrespect. But what if it’s something else ...

Using a novel lab method they developed, researchers have identified nine molecules in the blood that were elevated in teens diagnosed with depression. These molecules also predicted how symptoms ...

Researchers at the University of California, San Francisco have found a link between use of social media by pre-teens and ...

A new cohort study from JAMA Network Open found that social media use in early adolescence is linked to significantly ...

Depressive symptoms increased by 35% as kids' social media use rose from 7 to 73 minutes per day over three years.