Conditions
Browse articles on stress, sleep, anxiety, migraine and headache, gut–brain function and digestion, burnout, depression and mood, chronic pain and related nervous system topics.
Browse conditionsLEARN
Understand your nervous system.
Explore clear, science-informed articles on the vagus nerve, nervous system regulation, stress, sleep, recovery and non-invasive vagus nerve stimulation.
Start with the fundamentals or explore the questions and patterns that matter to you.
START HERE
Start with the foundations.
Build a clear understanding of nervous system regulation, the vagus nerve and non-invasive vagus nerve stimulation before exploring more specific questions, patterns and conditions.
Autonomic nervous system
Learn the broad architecture of sympathetic, parasympathetic and enteric pathways, central control and measurement limits.
Nervous system regulation
Understand how the nervous system shifts between activation, regulation, rest and recovery.
Vagus nerve
Learn how the vagus nerve carries signals between the brain and body and why it matters for stress, sleep and recovery.
Vagus nerve stimulation
Explore what vagus nerve stimulation is and how implanted and non-invasive approaches differ.
Non-invasive vagus nerve stimulation
Understand external approaches to vagus nerve stimulation, including tVNS and ear-based taVNS.
More foundational guides
Go deeper into the pathways, concepts and stress responses that shape nervous system regulation.
Vagus nerve anatomy: location, course and branches
Vagus nerve in the ear: ABVN and ear anatomy
TENS vs vagus nerve stimulation
How to choose a vagus nerve stimulation device
Transcutaneous vagus nerve stimulation (tVNS)
Transcutaneous auricular vagus nerve stimulation (taVNS)
Implanted vs non-invasive vagus nerve stimulation
What does vagus nerve stimulation feel like?
Sympathetic vs parasympathetic nervous system
Parasympathetic nervous system
Vagal tone
Fight, flight and freeze
Recovery and regulation
Vagus nerve methods centre
How to stimulate the vagus nerve
A source-based guide to electrical VNS, breathing, movement, relaxation and other methods—with clear limits around what the evidence can actually show.
EVERYDAY NERVOUS SYSTEM QUESTIONS
Start with what you’re experiencing.
Explore articles that begin with the questions, sensations and patterns people often notice in everyday life — from feeling stuck in stress or unable to unwind to understanding nervous system regulation and emotional responses.
Practical guidance
Clear articles for moments when the main question is what may help in everyday life.
Vagus nerve reset
Understand what the popular reset phrase means, why there is no literal reset button and what gentle regulation practices can—and cannot—show.
Breathing exercises and the vagus nerve
Compare slow breathing, longer exhalation and 4-7-8 with clear limits around HRV, RespHRV and direct vagus-nerve claims.
Vagus nerve massage
Understand what people mean by vagus nerve massage, what is actually touched, the evidence limits, and why strong carotid or neck pressure is not a home technique.
How to calm your nervous system
Explore practical, science-informed ways to help the body move from activation toward a calmer state.
Why your body feels stuck in stress
Understand why the body can remain activated even after the stressful moment has passed.
Why you feel tired but can’t relax
Explore why exhaustion and activation can exist at the same time, and how this may affect evenings, sleep and recovery.
Recognize the pattern
Articles that help readers understand common nervous system patterns and put everyday experiences into context.
Signs of a dysregulated nervous system
Learn about patterns such as overstimulation, poor sleep, shutdown and difficulty winding down.
What nervous system regulation feels like
Understand how regulation may feel in everyday life, including greater steadiness and a more flexible return after stress.
Emotional regulation and the nervous system
Explore the relationship between the nervous system, overwhelm, reactivity and emotional shutdown.
CONTINUE EXPLORING
Explore specific conditions or go deeper into the science.
Continue with condition-focused articles, or explore the scientific studies and reviews behind vagus nerve stimulation and nervous system regulation.
Research
Explore peer-reviewed studies, systematic reviews and scientific context across VNS, taVNS, autonomic regulation, HRV, safety and related fields.
Explore Research