ADHD is the most commonly diagnosed neurobehavioral disorder in children and substantial evidence indicates that biological factors play an important role in its development. For example, although the exact mechanism by which genetic factors convey increased risk for ADHD remains unclear, the importance of genetic transmission has been documented in a number of published studies.
Even though biological factors are widely regarded as important in the development of ADHD, no medical or biological test is recommended for routine use when diagnosing ADHD. Instead, [Read more…] about Why Being Young for Grade Increases Odds of ADHD Diagnosis and Stimulant Medication