Recent Breakthrough Links Anxiety to a Secret Nerve in Your Body
Feeling anxious for no reason? The answer may lie in your nervous system
Anxiety is a natural response to stress, preparing us for potential threats. However, when it occurs persistently or without an apparent cause, it can disrupt our daily life and long-term health.
Where anxiety stems from is in the brain, primarily involving the amygdala and hypothalamus, which trigger the release of stress hormones like cortisol and adrenaline.
Anxiety can actually be measured using heart rate variability (HRV), cortisol levels, and brainwave activity. Lower HRV indicates a heightened stress state, while higher HRV suggests better stress resilience.
Despite its biological basis, anxiety often appears without cause and clear external triggers, affecting millions worldwide. These sudden attacks can feel overwhelming and confusing, interfering with our mood, energy levels and causing poor sleep among other problems. Understanding anxiety's root in the nervous system is the first step toward effective solutions. Millions seek science-backed approaches to regain control and find lasting relief.
Who stands to gain the most from breakthroughs in anxiety relief? A take from healthcare experts and neuroscientists
Anxiety affects a wide demographic, from young professionals facing workplace stress to individuals dealing with chronic health conditions and seniors experiencing social isolation. Studies indicate that anxiety disorders impacted over 300 million adults in 2019 (1), making it one of the most prevalent mental health challenges globally.
Healthcare professionals emphasize the importance of early intervention, advocating for holistic approaches that combine lifestyle changes, therapy, and medication. Despite these efforts, many individuals continue to struggle with anxiety, as current solutions often fail to address the underlying physiological triggers.
Mental health experts recognize the growing need for advanced technologies that go beyond traditional approaches. They highlight the role of lifestyle modifications such as mindfulness, exercise, and dietary adjustments in managing symptoms, but acknowledge that these methods may not provide immediate or consistent relief.
In recent decades, neurologists, neuroscientists, and expert researchers have come together to produce bodies of peer-reviewed research and make significant advancements in neuromodulation, a promising technology that directly influences the nervous system to restore balance via electrical stimulation. Neuromodulation techniques that don't require surgery or invasive methods have been gaining traction as an effective, drug-free approach to anxiety relief.
One such technique is vagus nerve stimulation, which targets the parasympathetic nervous system to calm the body's stress response. Dr. Ashwini Nadkarni, associate medical director of Brigham Psychiatric Specialties and assistant professor at Harvard Medical School, reinforces this approach, stating:
“When you put ice in this lateral part of your back neck, it prompts this vagal nerve stimulation, and that in turn really kind of drives down the body's fight…” (2)
Her insight highlights the power of activating the vagus nerve to counteract anxiety at its physiological roots.
This brings us to the fascinating potential of electrical vagus nerve stimulation and its role in addressing anxiety at its core.
The scientific breakthrough - a hidden link between anxiety and a forgotten nerve
A recent scientific breakthrough has uncovered something remarkable: anxiety may be rooted in a dysregulated nervous system — not just the mind.
At the center of this discovery is the vagus nerve, a major branch of the parasympathetic nervous system. It's responsible for shifting the body into "rest and digest" mode — slowing the heart, calming inflammation, and restoring internal balance.
This system works in tandem with the "fight or flight" response, controlled by the sympathetic nervous system. Both are vital — one mobilizes you for danger, the other helps you recover. But modern life, chronic stress, and unresolved trauma can suppress vagus nerve activity, leaving the body stuck in a state of constant alert.
This is why many people feel anxious even when there's no obvious threat - their body never fully switches off.
For years, vagus nerve stimulation was only possible through surgical implants — effective, but invasive. Determined to change that, Parasym spent 10 years and over $10 million developing a breakthrough solution: Nurosym™, a non-invasive, wearable neuromodulation device.
Backed by over 50 clinical trials and used in 4 million+ sessions, Nurosym delivers precisely calibrated electrical pulses to gently activate the vagus nerve — helping the body exit "fight or flight" and re-enter a calm, restorative state. This shift doesn't just feel good — it reduces anxiety, improves heart rate variability, and supports emotional resilience, all by addressing the root of the issue: a nervous system stuck in overdrive.
The birth of neuromodulation devices and Nurosym - a pioneering solution that rewires our brains for calmness
The discovery of the vagus nerve's crucial role in anxiety regulation has led to the development of advanced neuromodulation devices. These devices use targeted electrical stimulation to enhance vagal tone, offering a non-invasive, drug-free approach to managing anxiety and improving overall well-being.
Among the leading innovations in this space, Nurosym has emerged as the most scientifically studied device on the market. Backed by rigorous research and 50+ clinical trials conducted in collaboration with leading institutions such as Harvard Medical School, Nurosym is designed to deliver precise electrical impulses that help users achieve long-term relief from anxiety by restoring balance to their nervous system. Its ease of use, proven effectiveness, and growing adoption by hundreds of healthcare professionals make it a standout solution for those seeking a modern, science-backed approach to anxiety relief.
As Dr. Anthony Kaveh, MD, Anesthesiologist and Medical Director at Clarus Health, explains:
"I wanted to know can we help our patients have an even more sustained relief from an out-of-control sympathetic nervous system. I'm happy to say so far the answer has been yes."
This sentiment reflects the growing confidence among medical professionals in the ability of advanced neuromodulation technologies to deliver lasting, drug-free anxiety relief.
Nurosym's targeted neuromodulation technology stimulates the vagus nerve, helping you shift from stress to calm effortlessly.
With consistent use, you'll experience:
Reduced Anxiety
and improved emotional stability.
Sharper focus
and mental clarity throughout the day.
Deeper sleep
and enhanced energy levels.
AVNT™ - patented and scientifically proven neuromodulation methodology by Parasym research team
One of the most significant advancements in neuromodulation technology is Auricular Vagal Neuromodulation Therapy (AVNT™), a patented method developed by Parasym. AVNT™ focuses on delivering precise electrical stimulation to the auricular branch of the vagus nerve located in the ear. This method provides a highly targeted approach to activating the parasympathetic nervous system, helping to reduce anxiety, enhance focus, and promote overall nervous system balance.
Healthcare professionals have recognized AVNT™ as a groundbreaking solution for individuals seeking a non-invasive, drug-free way to manage their anxiety. Through extensive research and clinical trials, Parasym has demonstrated that
AVNT™ can effectively regulate autonomic function and vagal tone, leading to long-term improvements in anxiety and stress resilience.
AVNT™ was developed to address the limitations of conventional anxiety treatments, offering an innovative alternative to medications and traditional therapies that often come with side effects or inconsistent results. This brings us to the discussion of existing alternatives and why they may fall short in providing sustainable anxiety relief.
How Nurosym synergizes with traditional anxiety relief methods?
Managing anxiety often takes a multi-faceted approach — but most tools work best when your nervous system is primed to respond. Nurosym enhances this process by increasing parasympathetic activity by 2–4x, all without requiring focus, effort, or habit change. Just wear it during your daily routine and let it work in the background.
Lifestyle Techniques: Practices like deep breathing, meditation, and mindfulness help regulate the nervous system over time. Nurosym accelerates this process by directly stimulating the vagus nerve, making relaxation techniques more effective and easier to integrate into daily life.
Pharmaceutical Medications: While SSRIs and benzodiazepines can help manage symptoms, they often come with side effects and do not address autonomic dysregulation. Nurosym complements medication by improving nervous system balance, potentially reducing reliance on high-dose treatments over time.
Therapeutic Interventions: Cognitive-behavioral therapy (CBT) and counseling address the psychological aspects of anxiety. Nurosym enhances therapy outcomes by targeting the physiological root of anxiety, helping individuals regulate stress responses and build resilience.
Wearable Trackers: Stress monitors provide valuable data but lack active intervention. Nurosym bridges this gap by not only tracking but actively improving nervous system function, providing a direct, measurable impact on anxiety relief.
By integrating Nurosym with traditional approaches, individuals can experience a more holistic and effective way to manage anxiety—combining mental, behavioral, and physiological interventions for long-term relief.
Scientific results from randomized control trials showing 35% reduction in anxiety & stress markers
Parasym study: 35% reduction in anxiety symptoms and stress responses.
Our research has shown that targeted stimulation of the vagus nerve increases vagal tone and inhibits cytokine production in the inflammatory process. Both are important mechanisms for anxiety resilience.
*Results in specific study populations. Individual results may vary.
Anesthesiologist & Director, Clarus Health
"I wanted to know can we help our patients have an even more sustained relief from an out-of-control sympathetic nervous system. I'm happy to say so far the answer has been yes."
Anthony Kaveh
doctor of medicine
Anesthesiologist & Chief Medical Officer at HealFast
"(Nurosym) increases the rest and digest side of your nervous system by up to 61% in five minutes and it's a potent reliever for anxious states."
Dr Myro Figura
Anesthesiologist & Chief Medical Officer at HealFast
Associate Professor at Warwick Medical School & General Practitioner
"I found (publications) with no declared conflict of interest by Leeds University. They demonstrated reduced sympathetic nerve activity. Personally, (with Nurosym) my HRV increased from 40s to 69."
Dr James Gill
Associate Professor at Warwick Medical School & General Practitioner
Osteopath & Educator
"I tried this on two patients: a 45-year-old male with chronic neck pain reported better and deeper sleep... A 30-year-old female with headaches noticed improved sleep and reduced pain."
Ashley Ridout
Osteopath & Educator
Founder of Braintree, Project Blueprint
"HRV is a pretty significant biomarker for health and wellness. It has a clear association with age... HRV training is keeping me low key, chill and calm."
Bryan Johnson
Founder of Braintree, Project Blueprint
Researcher at Merogenomics
"Based on the evidence coming out, it looks as if these devices... appear to be helping big time in terms of Post-Viral Fatigue."
Dr Mikolaj Raszek
Researcher at Merogenomics
User stories and results
Tijana
Overcoming Stress, Low Mood, and Anxious Thoughts with Nurosym: A Personal Journey
I just love it. I use it on daily basis. It makes me sleep better, feel better. I would recommend it to everyone.
Ton
Managing Stress & Sleep with Nurosym: A Chronic Tiredeness Success Story
I actually would recommend this to my clients. So, it's a really interesting device, lots of research.
Ton
From Mental Fog to Clarity: Nurosym Review
I just I love the device. It's working very well, and I haven't had any issues with it thus far. So would definitely recommend.
Meet The Doctors
A practicing doctor of psychiatry, Elisabetta has an MBA from INSEAD Business School, and experience in direct patient care, neuroscience research, communication and management. Dr. Burchi is a physician-scientist, working with Parasym in clinical affairs with a track record of publishing in the most important scientific journals such as The Lancet, writing successful grant proposals for the NIH, and leading the production of editorial, clinical, regulatory and promotional material in collaborative multidisciplinary teams. Dr. Burchi has also coordinated clinical trials and implemented a tele-medicine practice which received a certification of excellence among more than 100,000 professionals.
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Got questions? Here is everything you need to know
These symptoms have been linked to autonomic nervous system imbalance and Vagus Nerve Impairment:
- Anxious states and Stress related symptoms
- Chronic Tiredness, Fatigue, Brain Fog, Burnout
- Digestive issues, irritable gut reflux, diarrhoea, constipation, bloating
- Sleep problems
- Negative thought
- Inflammatory symptoms
- Pain, headaches
- Memory & Attention problems
- Postural Heart Rate Abnormalities or fainting
- Post-Viral Symptoms
- Widespread body pain
Our latest research data also suggests Nurosym improves learning and short-term memory and cognition.
Nurosym also has been shown to promote relaxation, mood, sleep, healthy digestion, increased HRV, as well as to alleviate symptoms of stress, burnout, adrenal fatigue.
Parasym research is also investigating the impact of neuromodulation on athletic performance, muscle recovery, weight management problems, substance dependency and more.
If you’re not sure if Nurosym is for you consult with your health professional or contact our support by clicking the Support icon at the bottom right of the page.
The timeframe for experiencing the effects of Nurosym varies. Individuals with severe symptoms may notice improvements within 1 to 3 days, while others may see results within 4 to 6 weeks. Rest assured, the transformative benefits of Nurosym will be within reach.
Neuromodulation via Nurosym is considered safe when used as intended.
Nurosym has these certificates.
- It is based on scientific evidence
- It is safe to use
- It has demonstrated scientific efficacy
Be sure to read the important safety information before use. Thousands of users have tested the device and no serious adverse effects have been reported in studies to date.
Feels like a pleasant, light vibration or tingling sensation in your ear
There are no additional costs or fees, only the one-time purchase of the Nurosym.
Read the instructions for use before using Nurosym. However, it's possible this may not be enough to fully explain the safe and effective use of Nurosym in your particular situation. Ask your health professional or contact Nurosym care if you have any questions about how to use Nurosym or require any further clarification.
Only use Nurosym as described in the instructions for use or as otherwise directed by your health professional. Remove jewelry that may interfere with the electrode location (earrings etc.) before using Nurosym. Do not use Nurosym if the skin on the tragus is broken, cracked or numb.
Important Safety Note: Exposing the nervous system to untested electrical currents or using DIY Transcutaneous Electrical Nerve Stimulation (TENS) devices carries risks, including potential nerve damage. Prioritize safety and efficacy in your choice.
Devices claiming to affect vagus nerve differ significantly, impacting their effectiveness and safety. Even small differences in factors like waveform and site placement can yield notable results. Most importantly, level of scientific evidence is crucial.
Nurosym is the leading non-invasive vagal neuromodulation system used in scientific research-- with over $10M deployed in scientific studies, 50+ published papers in leading journals covering our exciting and scientifically significant results. Our device is one of a few registered medical devices with safety & efficacy confirmed by regulatory bodies in EU.
We recommend using Nurosym for 1 hour each day, however, benefits can be seen with as little as 15 minutes of use.
Yes, you can experience the benefits of Neurostimulation anywhere, anytime while doing any activity.
No. However, we recommend that you consult with your health professional if you're unsure whether Nurosym is right for you.
If you try Nurosym daily for 30 days and aren't happy with your results, we'll send you a fund refund. No questions asked.
Given the remarkable results Nurosym has had in scientific studies and with our customers around the world, we're confident in its health restoring effects. Our goal will always be to restore our collective health - restoring health for as many people as we can and in turn, restoring the health of our planet. If Nurosym doesn't work for you for any reason, we're happy to send you a refund. This refund period is available 30 days after the date of purchase and expires the following week (37 days after the date of purchase).
Yes! We offer a one-year warranty with every Nurosym device.
Orders are processed and dispatched within 1-3 business days.
Nurosym is shipped via priority tracked and signed couriers, so delivery times will vary based on shipping location. When you checkout, you'll receive an estimated shipping time for your order.
- Nurosym device
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