The felt experience
You might not use the words 'nervous system', but you know what dysregulation feels like. The restlessness that won't settle. The fatigue that rest doesn't fix. The swinging between wired and exhausted. The sense that your body is running a programme you didn't choose.
What the body is doing
Your autonomic nervous system has three main states: ventral vagal (safe, social, engaged), sympathetic (activated, alert, fight-or-flight), and dorsal vagal (shutdown, freeze, collapse). A healthy nervous system moves flexibly between these states as circumstances require.
Dysregulation happens when the system gets stuck: locked in sympathetic overdrive (anxiety, hypervigilance, insomnia) or collapsed into dorsal shutdown (fatigue, numbness, depression). This isn't a choice. It's a physiological pattern.
What tends to help
Practices that work directly with the autonomic nervous system, helping it rediscover its natural flexibility. TRE does this by engaging the body's built-in mechanism for discharging excess activation: the neurogenic tremor response.
What TRE looks like for nervous system regulation
TRE is, at its core, a nervous system practice. Every session is an opportunity for the body to process stored activation and return towards ventral vagal, the state of safety and connection.
Regular practice builds what's sometimes called nervous system resilience: the capacity to handle stress, recover from difficulty and return to equilibrium. Not by being calm all the time, but by being able to move through activation without getting stuck.
If you're exploring nervous system regulation, you might also find our pages on anxiety, stress and burnout, and freeze response helpful.