Blog — Vagal tone

Sentinel Trauma is a one-time learning event which can leave a permanent imprint on the autonomic nervous system.  According to Dr. Stephen Porges, sentinel trauma refers to a single overwhelming event that the body–brain registers as life-threatening. This may take the form of an accident, an assault, or a medical crisis—an experience in which the organism perceives that survival itself is at risk. What makes sentinel trauma unique is that it does not require repetition to take hold. It is what we might call a one-trial learning event—an imprint that occurs instantly, reorganizing the nervous system in the service of...

Gratitude as a Nervous System Intervention Gratitude can be understood not only as a cognitive reflection, but as a state-dependent physiological experience. When accessed as a felt sense, gratitude supports ventral vagal activation—associated with safety, social engagement, and emotional regulation. The following practices are designed to facilitate shifts in autonomic state through interoception, emotional processing, and relational awareness. Present Moment Gratitude Write a letter of gratitude to your dog. Include what they have contributed to your life, what you have learned from them, and what you hope to continue experiencing together. After writing, read the letter slowly and direct your...

  If you feel your nervous system needs a reset: There are moments when the nervous system asks for a pause—a softening, a return to something steadier and more resourced. In the language of polyvagal theory, we might say the system has shifted out of ventral vagal safety and into states of mobilization (fight/flight) or immobilization (shutdown). When this happens, the goal isn’t to “fix” ourselves, but to offer cues of safety that invite the body back into regulation. This can begin very simply. Slowing down and orienting to safety One of the most direct ways to signal safety to...

The Sleep/Stress Cycle The often-overlooked issue of getting enough quality sleep may be the missing key to regulating your dog’s nervous system. As many of us have experienced at some point in our lives, it’s difficult to get both the quality and quantity of sleep we need when we are chronically stressed. This can leave us “trapped” in a cycle—stress prevents restful sleep, and lack of sleep keeps us in a state of stress. This is why it’s so important to prioritize healthy sleep habits for both ourselves and our dogs. Entering a state of deep sleep and properly cycling...

  When the Student is Ready, the Teacher Appears It’s worth asking an honest question: Does your dog ever push your buttons? Do you find yourself having reactions that feel bigger than the situation calls for—frustration that escalates quickly, or moments where you feel unexpectedly overwhelmed or triggered? If so, you’re not alone. When Behavior Feels Personal Living closely with a dog creates a constant feedback loop. Your dog is responding to your cues, your energy, your patterns—and at the same time, their behavior can bring things to the surface for you. Reactions that feel immediate or intense are often...