"Five star rating for me. In this world where there's not much we can go on, this is one of the things we can."
Derek
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Ermitteln Sie Ihren persönlichen Gesundheitswert des Nervensystems – damit Sie Symptome erkennen und behandeln können, bevor sie chronisch werden.
Dauert weniger als 5 Minuten
<5 min
Basierend auf peer-reviewed Forschung
Science-backed
Entwickelt von
Dr. Elisabetta Burchi, MBChB, PhD, MBA
Leiter der translationalen Forschung bei Parasym
(Translational Research Lead at Parasym)
Dr. Greta Dalle Luche, PhD
Leiter der Wissenschaft bei Parasym
(Head of Science at Parasym)
Info
Ermitteln Sie, wie die Funktion Ihres Vagusnervs Ihr Wohlbefinden beeinflusst. Unsere kurze Bewertung umfasst 10 Schlüsselbereiche wie Müdigkeit, Schlaf, Verdauung und Immunfunktion – und bietet Ihnen personalisierte Einblicke für eine gezielte Stimulation.


Shorter days. Busier schedules. Give your nervous system extra support through the transition.
Get 10% off Nurosym until Sep 30.
Meet Nurosym, the safest, most-studied, and most effective vagus nerve neuromodulation system recommended by 1,000+ healthcare professionals.
Support 30+ bioindicators like HRV for peak athletic performance & healthy aging
Counter persistent tiredness and improve deep sleep
Build stress resilience and reach emotional balance
Completed user sessions
Healthcare professionals recommend Nurosym to patients
Completed Clinical Studies
Stress triggers like back-to-back deadlines, responsibilities, even childhood trauma can leave your body permanently stuck in “fight-or-flight”. If unaddressed, it leads to irritability, panic, negativity, isolation, and many more hard-to-target symptoms. AVNT™ helps reset your stress response and train your body to remember how to handle stress naturally—without overwhelm.
“The constant push to deliver more work destroyed my organism. Each time I was putting the device I could release tension from my nervous system.”
Persistent tiredness, brain fog, and burnout are all signs of Vagus Nerve impairment often triggered by viral infections. Cytokines meant to aid healing flood our system, leading to energy and blood flow disruption. AVNT™ helps repair inflammatory pathways, unblocks mitochondrial energy production, and brings back your vitality to normal.
“Honestly, l've seen such a big difference. I don't have as many days where I'm so exhausted I can barely move”
Peak performance isn’t just about pushing harder—it’s about recovering smarter. Poor sleep and inflammation strain the heart, slow recovery, and accelerate cognitive decline. Nurosym is scientifically proven to reduce multiple inflammatory markers, support HRV and cardiovascular health, help recovery from sports/injury, and aid neuroplasticity- so you can heal faster, think sharper, and sustain long-term resilience.
“I've experienced ... improved recovery metrics as measured by my WHOOP device, and an increased ability to focus or train for long periods of time.”
Waking at 3AM? Teeth grinding? Your system could be stuck on alert, flooding your body with cortisol when you need calm. The AVNT™ protocol acts as a gentle brain chemistry reset button, helping flush out tension, lay down memories, and clear the mind. Get unbreakable deep sleep to wake up vibrant and ready to face the day ahead.
“Sleep has always been a challenge for me. My shifts can start at four in the morning... (Nurosym) has been really helpful. A game changer in terms of helping my sleep hygiene”
A dysregulated system can cause extreme digestive behavior. When your gut is chronically leaky, blocked, or bloated it can mean your gut-brain connection is misfiring, i.e., your digestion's stuck without clear orders. The AVNT™ protocol helps repair communication, lowering intestinal inflammation to restore your natural, regular flow.
“Since I started using it I haven't had any reflux really. So that's really amazing. It's been three months now.”
Widespread pain and frequent illness can persist because your nerves are bombarded by inflammatory chemicals, making them hypersensitive. Nurosym AVNT™ delivers a cool signal that triggers the cholinergic anti-inflammatory pathway to reduce pain perception, lower systemic inflammation, and boost defenses against infection.
“Four years as a teacher I deal with chronic back pain (that) really affects my sleep... I still have pain here and there during the nights, but since I've been using Nurosym, it's just transformed my sleep.”
Study Participant Outcomes
Onset time: Feel visible results in as little as 5 days*
5 Days
Improved Mood + Energy*
2 Weeks
Lower Stress Levels + Better Sleep*
4 Weeks
High HRV + Accelerated Recovery*
3 Months
Gut + Persistent Symptoms Improvement*
*Results in study populations, individual results may vary
Trusted by 150+ internationally recognised institutions
Nurosym delivers precise electrical impulses to activate the vagus nerve, a key part of the parasympathetic system that restores nervous system balance.
Don’t Die by Brian Johnson Netflix Documentary
2025
“I put a little electrode here in my ear. It stimulates my autonomic nervous system, trying to make my body ore parasympathetic, more chill.”
Oprah’s Sleep O-wards
2026
"It calms you in a way that recalibrates your whole system for rest."
The bold new devices built to keep your brain young
2024
“Outside of ageing, Nurosym has been linked to an improvement in heart rate variability, improved tiredness and reduction in brain fog and depressive states.”
Why The Vagus Nerve Is So Exciting To Scientists
2023
"The device that I've been clipping to my ear, called Nurosym, could provide an alternative means of stimulating the vagus nerve, and, unlike implanted stimulators, does not require surgery."
Zapping Vagus Nerve May Ease Post-Viral Tiredness Symptoms
2023
"There are no studies of any drug or anything I've ever done in all my years that makes a user so well that he or she no longer fulfills criteria for persistent tiredness syndrome"
Bryan Johnson's 14-step morning routine for anti-aging
2025
“Nurosym studies suggest stimulating the vagus nerve can lower inflammation, improve sleep, reduce pain, lower blood pressure and increase heart rate variability, which is a biomarker of improved health.”
"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
"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
"(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
"Based on the evidence coming out, it looks as if these devices... appear to be helping significantly in terms of Post-Viral Fatigue."
Ashley Ridout
Osteopath
Nurosym helps calm your nervous system reset within minutes. Train your body to handle stress naturally—without feeling overwhelmed
45%
Depressive states reduction
35%
Anxious states reduction
85%
Less heart palpitations
Flight-or-Flight
Sympathetic system
Rest-and-Digest
Parasympathetic system
May reduce stress hormone production
Endless notifications, tight deadlines, and constant demands keep your body in "fight or flight," leading to chronic stress.
Signals the body it's time to recover
Start restoring balance within minutes. Train your body to be more resilient and adaptable to long-term stressors.
Your body’s ability to fight off illness and sustain energy depends on a well-regulated nervous system. Past infections or chronic stress can dysregulate your system leaving you fatigued, mentally foggy, and more vulnerable to illness.
Counter Burnout & Persistent Fatigue
Fatigue is the body's response to prolonged stress and systemic inflammation. Nurosym restores autonomic balance, reducing inflammatory fatigue and supporting sustained energy production.
Patented Target
A dysregulated nervous system weakens immune defenses and makes us susceptible to illness, post-viral symptoms, and slows recovery from infections. Stimulating the vagus nerve unlocks parasympathetic activity and regulates immune function.
Neural Communication
Infections come with disruption in cognitive function and inability to focus caused by poor blood flow and brain inflammation. Support clearer thinking by improving brain oxygenation and accelerating neural recovery.
Inflammation is the silent enemy to performance—it slows recovery from sports injuries, disrupts sleep, and accelerates cognitive decline. Poor sleep and persistent inflammation strain your heart, delay muscle repair, and weaken mental sharpness over time.
Nurosym is scientifically proven to:
helping you recover faster, sleep deeper, and think sharper—so you can sustain peak performance every day.
Ängstliche Gedanken
35% reduktion
Fatigue and Persistent Tiredness
48% Reduktion
Depressive Zustände
45% Reduktion
Schlaf
30% Verbesserung
Reading & Learning
29% Verbesserung
Memory recall
32% Verbesserung
Vagus Nerve Activity / HRV
61% Verbesserung
Aufmerksamkeitsdefizit
11% Reduktion
Herzfrequenzvariabilität
18% Verbesserung
Posturale Herzfrequenzanomalien
45% Reduktion
Oxidative Stress
28% Reduktion
Makrozirkulation
50% Verbesserung
Herzrasen
85% Reduktion
Blutdruck
10% Reduktion
Postvirale Symptome
61% Reduktion
Entzündung
78% Reduktion
Widespread Pain
38% reduction
Headaches
Improvement
Vagusnerv-Aktivität
61% Verbesserung
Fatigue Reduction
48% Reduktion
Herzmuskelfunktion
29% Verbesserung
Blood Vessel Flexibility & Circulation (FMD)
50% Verbesserung
Microcirculatory Function Improvement
64% Verbesserung
Postural Heart Rate Abnormalities Symptom Reduction
45% Reduktion
Heart Palpitations Burden Reduction
85% Reduktion
Gastrointestinal Symptoms (Acid Reflux, Irritable gut, Inflammatory gut, Gastroparesis)
80% Verbesserung
Heart Palpitations Burden
85% Reduktion
Heart Muscle Function Improvement (GLS)
29% Verbesserung
Blood Vessel Flexibility & Circulation (FMD)
50% Verbesserung
Microcirculatory Function Improvement
64% Verbesserung
Postural Heart Rate Abnormalities Symptom Reduction
45% Reduktion
Inflammation Reduction
78% Reduktion
Oxidative Stress Reduction
28% Reduktion
Gastrointestinal Symptom Improvement
80% Verbesserung
Reduction in anxious states
In a clinical trial, targeted stimulation of the vagus nerve increased vagal tone and inhibited cytokine production in the inflammatory process. Both are important mechanisms for anxiety resilience.
Reduced fatigue & increased energy
In the study, patients reported sustained improvements even one week after discontinuing the therapy, indicating prolonged relief from fatigue-related symptoms.
Improvement in HRV & Vagus Nerve activity
In a clinical trial, a one-hour session of Nurosym favourably altered all parameters of Heart Rate Variability, when compared to a placebo. HRV indicates activation of psychophysiological self-repair mechanisms.
Post workout
Under high stress
After meals
During Meditation
During work
Before Bed
"Five star rating for me. In this world where there's not much we can go on, this is one of the things we can."
Derek
“I definitely noticed when I haven't used it, I don't sleep as well.”...”when I don't use it, I feel a lot more inflamed and achy and just not well.”
Kate
Conquering Stress, Depressive States, and Anxious Thoughts: A Personal journey
"Nurosym has been super effective and I've been recommending it as the top vagal stimulation device for all my patients."
Tijana
“I ordered it online, and I can honestly say, within a few days of using it, the symptoms disappeared.”
Lucy
#1
Most studied non-invasive vagal neuromodulation system in the world
60+
Scientific studies in collaboration with leading institutions
150+
Research partners including Harvard, UCLA, Yale, and more
#1
Safest wearable VNS
CE
CE-Marked wearable device
0
Serious adverse events in studies to date
#1
<5 minutes to signal the vagus nerve
61%
61% increase in vagus nerve activity in just 5 minutes proven in studies
3-4X
More effective than meditation
#1
Health professional Recommended wearable VNS
1000+
Healthcare professionals recommend Nurosym to users
4M+
Completed happy user sessions to date
Nurosym is built on a foundation of scientific rigor and innovation. From our advanced neuromodulation technology to our commitment to clinical research and safety, we go beyond industry standards to bring you a product that truly transforms how you manage stress and restore balance.
Backed by Unmatched Clinical Research
Nurosym is built on the largest clinical research database in the field of neuromodulation. We collaborate with leading institutions, including Harvard, UCLA, and other world-renowned research centers, to continually advance our understanding of nervous system health. This commitment to rigorous, ongoing research ensures that Nurosym remains at the forefront of scientific innovation—delivering real, measurable results you can trust.
Guided by Medical Industry Leaders
With support from over 1,000 certified healthcare professionals and our team of leading scientists, neurologists, and medical experts, we ensure Nurosym remains at the cutting edge.
CE Certified for Safety and Quality
Nurosym is CE certified medical-grade device, meeting the highest European standards for medical device safety and effectiveness. This certification ensures Nurosym is built with the highest quality materials and built-in operational safety mechanisms, offering you a trusted solution for nervous system health.
Gain full access to Nurosym's research papers. Fill out a quick HCP application and our team will send you all relevant materials.
Try risk-free for 30 days
Experience Nurosym at home and return it for a full refund if you don't love it
Certified medical device
Resets your resting state for deeper sleep and more daily energy
Worry-free warranty
Ongoing device protection for up to 2 years.
We ship to all EU countries & UK and selected countries worldwide. If you can check out on our website, you can assume we can ship to you. We ship from Netherlands. You should receive your device within a few days after shipping depending on your location. There should not be any extra costs if you are inside the EU. If you are outside of the EU, you may be liable for import fees, which are out of our control.
Nehmen Sie an unserer Mission teil, die Forschung im Bereich der Neuromodulation voranzubringen, und sichern Sie sich nach Abschluss der Studie 70 € Rabatt auf Ihr Gerät.
* Dauert weniger als 2 Minuten.
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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