The Gut-Brain Axis Explained
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An introduction to how the digestive system and nervous system communicate, and why it matters for family wellness.
Research & Education Center
Gut-brain education, grounded in emerging research.
Plain-language briefs across the gut-brain axis, microbiome, vagus nerve, nutrition, and neurodevelopment — including what's still uncertain.
Our position: NVL is an education and research center focused on the gut-brain axis, microbiome, vagus nerve, nutrition, and neurodevelopment. We support informed, family-centered decision-making. We do not claim to treat, cure, or reverse autism, and we center the dignity and lived experience of autistic people.
Featured Educational Videos
Learn from trusted clinicians, researchers, educators, hospitals, universities, and autism organizations through carefully selected educational videos. Every video is chosen to help families better understand topics related to the gut-brain axis, microbiome, nutrition, digestive wellness, neurodevelopment, and family wellness. Videos are organized to complement the educational resources already available through NVL Autism Network.
Understanding the Microbiome
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A plain-language overview of the trillions of microbes that live in the gut and their role in overall health.
The Vagus Nerve for Families
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How the vagus nerve connects gut and brain, and everyday practices families are exploring alongside their providers.
Nutrition & Neurodevelopment
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What current research suggests about the relationship between food, gut health, and developing brains.
Digestive Wellness Basics
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Foundational education on digestion, common family concerns, and questions worth bringing to your healthcare team.
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Family Wellness Conversations
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Real family voices sharing what they've learned about wellness routines, community, and advocacy.
Video Categories
Browse educational videos by topic. Each category will grow into its own curated collection over time.
Gut-Brain Connection
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Microbiome Research
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Vagus Nerve Education
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Nutrition & Neurodevelopment
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Digestive Wellness
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Parent Education
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Expert Interviews
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Family Stories
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Research Explained
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Community Webinars
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Featured Topics
Gut-Brain Connection
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Featured video coming soon — an introduction to gut-brain communication.
Research Summary
Emerging research suggests the gut and brain communicate through nerves, hormones, and immune signals. Evidence is still developing.
Family Takeaways
- Ask your provider about digestive symptoms your child experiences.
- Discuss how sleep, stress, and diet may influence day-to-day wellness.
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Microbiome Research
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Featured video coming soon — the microbiome, explained for families.
Research Summary
The community of microbes living in the gut may influence digestion, immunity, and mood. Individual responses vary widely.
Family Takeaways
- Ask what a balanced, family-friendly diet looks like for your child.
- Discuss whether any tests or referrals are appropriate before making changes.
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Vagus Nerve Education
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Featured video coming soon — a family-friendly overview of the vagus nerve.
Research Summary
The vagus nerve is one of the main pathways between the gut and brain. Research into how it relates to regulation and wellness is ongoing.
Family Takeaways
- Ask which calming or regulation strategies are appropriate for your child.
- Discuss any breathing, movement, or routine practices before starting them.
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Nutrition & Neurodevelopment
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Featured video coming soon — nutrition foundations for developing brains.
Research Summary
Whole-food nutrition, hydration, and consistent routines are widely recognized as supportive of overall development.
Family Takeaways
- Bring a food and symptom log to appointments if helpful.
- Ask about a referral to a registered dietitian familiar with your child's needs.
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Digestive Wellness
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Featured video coming soon — everyday digestive wellness for families.
Research Summary
Digestive comfort affects mood, sleep, and daily life. Persistent symptoms deserve professional evaluation.
Family Takeaways
- Track patterns you notice and share them with your provider.
- Ask what warning signs would warrant further testing.
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Family Success Stories
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Featured video coming soon — real families share what they've learned.
Research Summary
Family experiences aren't medical advice, but shared stories can help parents feel less alone and better prepared.
Family Takeaways
- Consider what parts of another family's story might apply to yours.
- Bring questions to your care team before adopting new routines.
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Expert Interviews
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Featured video coming soon — conversations with clinicians and researchers.
Research Summary
Interviews translate complex research into plain language and highlight where evidence is still uncertain.
Family Takeaways
- Ask your provider how emerging research may or may not apply to your child.
- Look for consensus across multiple credible sources.
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Educational Library
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Featured video coming soon — a guided tour of our growing library.
Research Summary
Our library brings together vetted resources from clinicians, universities, hospitals, and autism organizations.
Family Takeaways
- Bookmark resources most relevant to your family's current questions.
- Return often — new materials are added regularly.
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This Week's Learning Highlights
A rotating selection of what our team is highlighting for families this week.
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Featured Family Resource
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Featured Expert Interview
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Family Resource Library
Downloadable resources designed to support daily routines, healthcare conversations, and family wellness.
Parent ChecklistsMore resources coming soon
Questions for Healthcare AppointmentsMore resources coming soon
Nutrition TrackersMore resources coming soon
Daily Routine PlannersMore resources coming soon
Wellness JournalsMore resources coming soon
Educational HandoutsMore resources coming soon
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NVL Wellness Marketplace
The NVL Wellness Marketplace is currently being developed to complement our educational mission. Our marketplace will feature carefully curated wellness products, educational materials, sensory resources, nutrition support tools, books, and family wellness products selected to support families on their wellness journey.
Gut Health
Nutrition
Digestive Wellness
Sensory Support
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Caregiver Wellness
Educational content only. Nothing on this page diagnoses, treats, cures, or reverses autism. Always consult qualified healthcare providers about your family's specific needs.