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Key Takeaways
- ADHD is a neurodevelopmental disorder affecting more than 11% of children worldwide, with symptoms typically appearing before age 12.
- The condition impacts attention regulation rather than overall attention span and may include hyperfocus alongside inattention or impulsivity.
- There are multiple ADHD presentations – inattentive, hyperactive-impulsive, combined, and unspecified – each with distinct symptom patterns.
- Genetics play a central role in ADHD, though prenatal exposures and birth factors may increase likelihood.
- Early diagnosis and comprehensive treatment plans can significantly improve academic, behavioral, and emotional outcomes.





