Lenna Heaney MD – Page 3

Neuroplasticity Protocols: Evidence-Based Habits to Maintain Synaptic Agility

September 21, 2026September 15, 2026 by Lenna Heaney MD

Explore the cellular mechanisms of Long-Term Potentiation, BDNF synthesis, and adult neurogenesis, paired with actionable lifestyle protocols for lifelong synaptic health.

Spatial Reasoning: How the Brain Maps and Navigates Abstract Dimensions

September 21, 2026September 15, 2026 by Lenna Heaney MD

Discover the cognitive neuroscience of spatial reasoning, Shepard-Metzler mental rotation experiments, and how grid cells form the mind’s internal coordinate geometry.

Working Memory Expansion: The Science and Application of the Dual N-Back Task

September 21, 2026September 15, 2026 by Lenna Heaney MD

Explore the cognitive neuroscience of working memory capacity, the Baddeley-Hitch model, and empirical evidence surrounding Dual N-Back training for executive function enhancement.

The Cognitive Architecture of Fluid Intelligence vs Crystallized Knowledge

September 21, 2026September 15, 2026 by Lenna Heaney MD

An in-depth neuroscientific analysis of Cattell’s fluid vs crystallized intelligence model, frontoparietal network dynamics, and evidence-based methods for cognitive enhancement.