Story perspectives

Study Links ADHD Drug to Youth Brain Changes

9/10/2025

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Summary

Story summary

A Taiwanese study investigated methylphenidate's impact on youth with ADHD, focusing on brain structure changes.
Higher cumulative doses correlated with increased gray matter volume in frontal regions for those treated before age 12.
The study included 89 ADHD participants and 91 controls, utilizing MRI scans over five years.
Younger participants exhibited notable brain development linked to symptom improvement, though results lacked statistical significance after corrections.
Older participants showed symptom improvement with higher doses but no structural changes.

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Story summary

A Taiwanese study investigated methylphenidate's impact on youth with ADHD, focusing on brain structure changes.
Higher cumulative doses correlated with increased gray matter volume in frontal regions for those treated before age 12.
The study included 89 ADHD participants and 91 controls, utilizing MRI scans over five years.
Younger participants exhibited notable brain development linked to symptom improvement, though results lacked statistical significance after corrections.
Older participants showed symptom improvement with higher doses but no structural changes.