US 
Meet the Minds Behind Our Wellness Insights
Clinicians, researchers, and health advocates sharing science-based guidance to improve sleep, focus, and overall well-being.
Dr. Navaz Habib
Functional Health Practitioner. Author. Speaker.
Dr. Navaz Habib, known as the Vagus Nerve Doc, is a functional medicine expert and bestselling author of "Activate Your Vagus Nerve" and "Upgrade Your Vagus Nerve," dedicated to empowering health through vagus nerve activation. He is the founder of Health Upgraded, an online health program and community that guides members to enhanced well-being using his VAGUS protocol. Connect with him on Instagram @DrNavazHabib for tips on nervous system balance and functional health.
Mark J. Trager, M.D.
Physician. Author. Educator.
Mark Tager, MD, is CEO of ChangeWell Inc., and a well-recognized consultant in the fields of aesthetics, natural products, regenerative medicine, and laboratory sciences. He is co-founder of the Vagus Nerve Society where he is helping educate clinicians and consumers in non-invasive ways to harness the power of electric medicine for health. A prolific author and speaker, he has written a dozen books with the latest two being “Feed Your Skin Right” and "Integrative Aesthetics”. Connect with him on Instagram @drmtager for insights on integrative health and aesthetics.
Kristi Van Winkle, RN, BSN
Nurse Writer. Legal Nurse Consultant Writer. Educator.
Kristi Van Winkle is a nurse writer with over 15 years of bedside experience in the Pediatric Intensive Care Unit and Telemetry/Cardiac settings. She combines her clinical background with a passion for clear, evidence-based communication to create educational and professional content for healthcare and legal audiences. Her work includes patient and provider education, curriculum development, and educational materials for legal nurse consultants and medical malpractice or personal injury attorneys. Kristi brings a nurse's insight, precision, and compassion to every project she undertakes. Connect with her on LinkedIn.
Julianna Grillot Salek, MS
Medical Industry Professional. Clinical Educator. Neuropsych Therapy Advocate.
Julianna is a Medical Science Liaison for electroCore, Inc. and has over a decade of experience in the pharmaceutical and medical device industries. With dual bachelor's degrees in Biochemistry and Biology from the University of Arkansas and a master’s degree in Pharmacology from Tulane University School of Medicine, she is one of Truvaga's resident experts on non-invasive vagus nerve stimulation, or nVNS. Julianna is passionate about advancing the field of neuromodulation and has presented at leading conferences including Pain Week, The Aesthetics Show, and the Business of Pain. Her work has been published in peer-reviewed journals such as Electrochemistry and the Journal of Anxiety and Depression. Connect with her on LinkedIn.
Dr. Norianne (Nori) Ingram, PhD
Integrative Physiology and Neuroscience PhD. Electroceuticals & Neuromodulation Expert. Therapeutic Research Leader.
Dr. Norianne (Nori) Ingram is a Medical Science Liaison with electroCore, Inc. She holds a PhD in neurophysiology from UCLA and completed postdoctoral training in computational neuroscience at the University of Washington in Seattle. She has of 20 peer-reviewed publications and has been an invited speaker at international conferences and medical grand rounds. Nori has taught various courses in physiology to pre-med, pre-nurse, and medical students at various institutions and is now dedicated to educating the medical community in electroceuticals and neuromodulation technologies including Vagus Nerve Stimulation. Connect with her on LinkedIn.
JP Errico
Inventor. Author. Speaker.
JP Errico is a well-established executive, entrepreneur, and inventor who co-founded electroCore, a leading bioelectric and wellness company specializing in non-invasive vagus nerve stimulation. He is the founder and charter member of the Vagus Nerve Society, the co-host of The Health Upgrade podcast, and is the named inventor of over 250 US patents. He holds degrees from MIT and Duke University. Connect with him on Instagram @thevnsguy for science-backed insights on innovation, health, and performance.
Truvaga Team
Calm Creators. Wellness Advocates. Everyday Guides.
A dedicated group with expertise in neuroscience, wellness, and innovation. We are passionate about helping you feel your best, sharing simple, practical tips and habits that support better sleep, a calmer mind, improved digestion, and greater focus. We’re here to help you understand the power of the vagus nerve and how small, consistent practices can make a big difference in your daily life. Connect with us on Instagram @truvaga for daily tips, inspiration, and wellness insights.