What Is It

What Is the Vagus Nerve?

The vagus nerve is the tenth cranial nerve of the human body, originating in the brain and “wandering” into the thoracic and abdominal cavities, where it connects to and innervates multiple organs.

Diagram of the vagus nerve within the autonomic nervous system

In the human body's autonomic nervous system, the sympathetic nerve and the vagus nerve are responsible for two opposite physiological modes.

Vagus Nerve - Brake

Sympathetic Nerve - Accelerator

Diagram comparing sympathetic nerve accelerator and vagus nerve brake functions

How It Works

What Is ta-VNS Technology?

ta-VNS: transcutaneous auricular vagus nerve stimulation

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Scientific research has found that the ear region (cymba conchae and cavum conchae) is the only area on

the body surface where the vagus nerve is distributed.

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Applying microcurrent stimulation to the auricular concha area can activate the vagus nerve, send a "relaxation"

signal to the brain, and achieve physical and mental wellness.

Diagram of auricular vagus nerve pathways from the ear to the brain

History of ta-VNS Technology Healing

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In 1994, the Polyvagal theory proposed that the vagus nerve is the "master switch for physical and mental relaxation"

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In 2005, the implantable vagus nerve stimulator began to be used in the treatment of depression

Timeline of ta-VNS technology development
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In 1997, the implantable vagus nerve stimulator began to be used in the treatment of epilepsy

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Now, transcutaneous auricular vagus nerve stimulation (ta-VNS) has evolved from surgical implants to wearable devices

It promotes physical and mental well-being by non-invasively activating the vagus nerve.

Illustration of ta-VNS ear electrode placement

How Does ta‑VNS Technology Help Achieve Relaxation?

Diagram of vagus nerve brainstem pathways
Diagram of vagus nerve inflammatory reflex pathways
Line drawing of the WONZ ta-VNS device
Illustration of ta-VNS ear electrode contact in the ear

Reduce

  • Excessive release of neurotransmitters such as histamine.
  • Reduces hyperactivity of the amygdala.
  • Reduces sympathetic nerve activity, lowers heart rate, slows breathing, and relaxes muscles.

Rise

  • Promotes the release of GABA, an inhibitory neurotransmitter that suppresses neural excitation.
  • Increases slow-wave sleep (delta waves) and extends the duration of deep sleep.
  • Enhances ventral vagal activity, initiates the “rest-and-digest” state, and increases the heart rate variability (HRV) index.

Long-term Benefits

What are the ultimate benefits?

Every moment, empowering you to master yourself

WONZ wellness visual showing HRV and emotional state improvement context

Hi, I noticed this morning that my

HRV levels have been noticeably higher recently,

and I feel energized every day. How about you?

Improve

Emotional State

WONZ sleep wellness visual for deep sleep support
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WONZ ta-VNS Device creates a

physical and mental foundation

for good sleep.

Boost

Your Sleep Quality

WONZ wellness visual for recovery and daily balance
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Combat inflammation and

enhance chronic disease

management outcomes.

Relieve Pain and

Reduce Inflammation

Introduce HRV

HRV

Heart rate variability (HRV) is the "gold standard"for reflecting vagus nerve activity. The higher the value, the more relaxed the body and mind.

Curve diagram showing vagus nerve response over time

The data trend shows that 30 minutes of ta-VNS stimulation can significantly increase HRV levels, indicating the activation of relaxation response.

Zen in Your Ear

Combining cutting-edge modern technology with ancient healing wisdom, WONZ ta-VNS technology will usher in your era of inner healing.

We use scientific methods to simulate the ideal state of the brain and body during deep Zen meditation. You are "creating" the physiological foundation for calmness.

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30+ Clinical trials