Add Yahoo as a preferred source to see more of our stories on Google. Children who are angry and argumentative can be diagnosed with oppositional defiant disorder. Psychologists think it may ...

This informational guide, part of POPSUGAR's Condition Center, lays out the realities of this health concern: what it is, what it can look like, and strategies that medical experts say are proven to ...

My child is holding us hostage! “Everything is a fight. Nothing is easy”! I can’t begin to count the number of patient evaluations or school consultations I have done over thirty years that begin with ...

Young adolescents, especially boys, who participated in organized sports between ages 6 and 10 are less likely to defy their parents, teachers and other authority figures, a new study by researchers ...