The Hidden Power of Nervous System Mastery in Business Leadership
- Brainz Magazine
- Aug 25, 2025
- 3 min read
Written by Jessica Lagomarsino, Business Strategist
Founder of Cusp of Something, Jessica Lagomarsino, helps women integrate personal growth with strategic clarity to build intentional brands, businesses, and lives. She writes on introspection of purpose, inner work, and entrepreneurship.
In business, we often hear about vision, strategy, and execution. Rarely do we talk about the one factor that quietly influences every decision, every interaction, and every outcome: the nervous system. Leadership today demands more than intelligence or experience. It requires the ability to regulate stress, access clarity under pressure, and sustain energy without burning out. This is where nervous system mastery becomes a true strategic advantage.
Neuroscience confirms that the state of our nervous system directs how we think, feel, and perform. When the stress response is constantly triggered, the brain’s amygdala dominates, which leads to reactivity, narrow focus, and decision-making rooted in fear. In this state, the body diverts energy away from higher reasoning centers, meaning leaders are less able to think creatively, solve problems with perspective, or connect empathetically with others. By contrast, when the nervous system is regulated, the prefrontal cortex becomes more available, supporting clear judgment, long-term planning, and innovative thinking. Psychology reinforces this truth: the quality of our leadership is inseparable from the state of our inner system.
My own path as both a coach and strategist has shown me how critical this integration is. Early in my career, I believed that more effort, longer hours, and sharper strategies would deliver the results I wanted. What I discovered instead was that without a regulated nervous system, the best strategy fell flat. The human body keeps score, and if leaders ignore the signals, it will eventually impact performance, relationships, and profitability. By integrating holistic practices such as breathwork, meditation, and movement into my daily rhythm, I experienced firsthand how regulation creates clarity, steadiness, and a deeper trust in decision-making. This shift allowed me not only to lead with more conviction but also to support others in building businesses that thrive without sacrificing well-being.
The science behind this transformation is rooted in how the body and brain work together. A calm nervous system improves heart rate variability, which signals balance between the sympathetic and parasympathetic branches. This balance allows leaders to stay alert without tipping into anxiety and to remain grounded while navigating uncertainty. Over time, these patterns strengthen resilience, expand tolerance for pressure, and increase the ability to shift fluidly between focus and big-picture vision. Leaders who master this are not simply managing stress; they are rewiring themselves to meet challenges with resourcefulness and steadiness.
The human element of this work cannot be overlooked. Business is not only about strategy on paper. It is about relationships, trust, and the energy we bring into every interaction. When a leader operates from grounded presence, others feel safe, heard, and inspired. In this sense, nervous system mastery becomes not only a personal advantage but also a collective one, shaping cultures of resilience where creativity and collaboration can flourish.
For entrepreneurs and executives alike, the path forward is not to push harder but to build capacity from within. Nervous system mastery is not a luxury or a side practice. It is a core business strategy that determines whether leaders can sustain their vision without collapsing under the weight of it. In a world that prizes constant productivity, this approach may feel countercultural, yet it is precisely what creates long-term success.
The future of leadership belongs to those who understand that the nervous system is not separate from strategy. When you regulate your body, you elevate your business.
Read more from Jessica Lagomarsino
Jessica Lagomarsino, Business Strategist
Jessica Lagomarsino is a business strategist, guide, and founder of Cusp of Something. After years in corporate strategy and project management, she followed a pull toward more meaningful work. Today, she supports women in building aligned businesses through clarity, intentional action, and deep personal transformation.
