Understanding Polyvagal Theory: How Your Nervous System Shapes Anxiety and Connection

Unpack the science behind anxiety and connection through Polyvagal Theory. Learn how your nervous system shapes emotions and how therapy can support healing

Erik Karff, LMFT

1/12/20262 min read

Graphic symbolizing Polyvagal Theory and its use in anxiety therapy in San Francisco
Graphic symbolizing Polyvagal Theory and its use in anxiety therapy in San Francisco

To say the least, the world we live in is fast paced. Often, too fast paced. Quite commonly, folks experience feelings of anxiety and disconnection and all too commonly can have difficulty in placing their origins. If you've ever wondered why some situations trigger panic while others allow you to feel calm and connected, Polyvagal Theory offers some interesting answers. This theory sheds light on how our nervous system continuously scans for safety and danger—influencing our emotions, behaviors, and ability to connect with others.

What is Polyvagal Theory?

Polyvagal Theory, first introduced by Dr. Stephen Porges in 1994, explains how our autonomic nervous system (ANS) operates as our body's built-in safety detection system. It affects not only physical functions like heart rate and digestion but also our emotional responses to the world around us. Essentially, your ANS is always scanning your environment, deciding whether you're safe, in danger, or facing a life-threatening situation.

The Three States of Your Nervous System

Polyvagal Theory describes three primary states that our nervous system can occupy:

  1. Ventral Vagal State (Safe and Social)
    This is your "safe" state. When your nervous system perceives safety, you feel calm, connected, and open to engaging with others. You might notice feelings of warmth during a supportive conversation or a sense of ease when spending time with loved ones.

  2. Sympathetic State (Fight or Flight)
    When your nervous system detects danger, it activates the sympathetic branch, preparing your body to either fight or flee. Your heart rate speeds up, adrenaline surges, and you become hyper-alert. This response can be helpful in true emergencies but can become exhausting when triggered too often by chronic stress or anxiety.

  3. Dorsal Vagal State (Shutdown and Disconnect)
    If the danger feels overwhelming and inescapable, your nervous system may trigger a shutdown response. This state can manifest as numbness, disconnection, or feelings of hopelessness. It's the body's way of conserving energy and protecting itself from extreme threat.

Why Does This Matter for Anxiety?

For those struggling with anxiety, the autonomic nervous system may become "stuck" in a survival state. Even when no real danger is present, your body might react as if there is a threat. This can lead to persistent feelings of worry, social withdrawal, or even physical symptoms like digestive issues and tension headaches.

These patterns show up in other areas too, such as chronic disconnection and shame. I explore this more in Gay Men, Masculinity, and the Inheritance of Shame.

By understanding how these states work, you can begin to recognize your body's signals and gently guide yourself toward a sense of safety. This process is especially valuable in Anxiety Therapy in San Francisco, where we work together to identify these nervous system patterns and find effective tools for regulation.

Moving Toward Healing and Connection

One of the most powerful aspects of Polyvagal Theory is the concept of co-regulation . This refers to the way our nervous systems respond to and influence each other. Co-regulation is a core part of in-person therapy in San Francisco, where attunement, tailored treatment, and the therapeutic relationship really come to life.

If you experience social anxiety, for instance, your body may misinterpret social situations as threats. Through Social Anxiety Treatment in San Francisco, we explore these automatic responses and practice ways to cultivate safety, allowing you to feel more comfortable and connected in your relationships.

By learning to understand and regulate your nervous system, you can break free from survival patterns and create a life where you feel safe enough to take risks, experience joy, and build meaningful connections.

If you’d like support regulating your nervous system and building a sense of safety, you’re welcome to schedule a free consultation.