A subgroup of adults with attention-deficit hyperactivity disorder (ADHD) also exhibit excessive emotional reactions to everyday occurrences, and this combination of ADHD and emotional reactivity appears to run in families. A study from a Massachusetts General Hospital (MGH)-based research team finds that siblings of individuals with both ADHD and deficient emotional self-regulation (DESR) had a significantly greater risk of having both conditions than did siblings of those with ADHD alone. The study, which will appear in the American Journal of Psychiatry, has received early online release. READ MORE