LONGEVITY with Nathalie Niddam #347: Left vs Right Brain: The NEW Science Behind ADHD, OCD & Childhood Development With Dr. Robert Melillo
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Jun 27, 2025 
Dr. Robert Melillo, a seasoned clinical neuroscientist with nearly 40 years in the field, dives into how modern technology shapes our brains. He highlights the concerning effects of excessive screen time on childhood development, particularly regarding ADHD and OCD. The conversation reveals the importance of balancing left and right brain activity and offers practical strategies to restore this balance. Melillo also discusses the brain-gut connection and underscores the necessity of individualized approaches to address neurobehavioral issues effectively.
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Shared Root in Brain Connectivity
- ADHD, OCD, Tourette's, and autism share a common underlying root related to brain functional connectivity disruptions.
- These conditions often present as variations of the same connectivity problem rather than separate distinct disorders.
OCD Varies by Brain Dominance
- OCD can present differently depending on left or right brain dominance, making diagnosis and treatment complex.
- Left brain OCD involves control and hygiene obsessions, while right brain OCD relates to emotional anxiety and compulsive rituals.
Daughter's OCD Rituals Story
- Dr. Melillo's daughter struggled with OCD rituals to manage anxiety caused by perseverative, fearful thoughts.
- These rituals helped her temporarily calm anxiety though she knew they were irrational and involuntary.
