Attention deficit disorders

Q&A: Diagnosing ADHD

DEAR MAYO CLINIC: I am mom to two energetic boys, ages 5 and 8. A neighbor commented that my children must have ADHD. What is ADHD exactly and how do I tell the difference between a kid who just has a ton of energy and one ...

Neuroscience

Brain zap saps destructive urges

A characteristic electrical-activity pattern in a key brain region predicts impulsive actions just before they occur. A brief electrical pulse at just the right time can prevent them, Stanford scientists have found.

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