Welcome to the Connected Heart science reference hub.

"Science is a language we respect"

But it's not the source of truth - it's a bridge toward it. If you're here looking for evidence, this is where you'll find links to understand the body and its interrelating systems at a deep level.

If you're willing to go deeper, you may discover something profound: that truth, healing, and coherence are felt experiences. You can know all this information - when you feel it as your truth, feel into your gut and heart and align your inner truth, your experience of being a human being changes.

Our heart is more than a pump.

It generates the largest electromagnetic field in the body, and its rhythm entrains every system - brain, gut, hormones, immunity. When we bring the heart and gut into coherence, the body listens.

Our gut does far more than digest food.

It's a second brain - rich in neurons, alive with microbiota, and constantly in dialogue with the nervous system. Over 90% of serotonin is produced there, shaping our mood, immunity, and clarity of thought. It senses safety or threat faster than conscious awareness and sends that signal upward. When dysregulated, it clouds our perception; when harmonised, it becomes a deep intuitive compass. Like the heart, it's a tool for knowing - not just surviving.


We've organized this science hub to follow the body's energetic and physiological centers - each one rich in research, rhythm, and revelation:

The Heart - Governor of Coherence

"The heart is more than a pump. It's a field of intelligence."

HeartMath Institute

The heart produces the body's strongest rhythmic electromagnetic field - 5000x stronger than the brain - measurable up to 3-5 feet from the body.

Positive emotions like appreciation and compassion generate coherent, sine-wave-like rhythms in the heart's beat.

These rhythms entrain the brain, lungs, hormonal system, immune response, and even nearby individuals - especially in group coherence practices.

Evidenced in over 500+ peer-reviewed studies from HeartMath Institute demonstrate:

Group studies show untrained participants can entrain into coherence through emotional presence alone.

The Energetic Heart

HRV biofeedback studies

Applied Psychophysiology (2022)

Brain, Pineal & Intuitive Intelligence

"If you're in the present moment, there is no fear. If there is fear, you are not present."

Neural Anticipation: The heart and brain exhibit anticipatory responses before events occur - indicating neural systems are sensing beyond time-linear input. See Heart–Brain Interactions.

Research into heart–brain coherence shows enhanced decision-making, calmness, and intuition when fear states are bypassed.

Pineal: Antenna to the Field. The pineal gland, long referred to as the "third eye," is involved in sleep-wake regulation but also lights up during deep meditation. A crystalline structure at the seat of our brain and top of our spinal column. The pineal houses piezoelectric crystals and endorphin receptors. Through coordinated breath and spine resonance, a subtle cerebrospinal pulse "squeezes" the pineal, releasing visionary frequencies - perceived as DMT-like effects. In combination with the amygdala (which guards against perceived threat), the vagal tone rests and prefrontal and parietal regions hum into gamma coherence. Gamma entrainment ignites whole-brain integration - the portal through which health and emotional transformations occur.

This elevates GABA levels and the production of benzodiazepines.

Functional imaging and neuroendocrine studies show our limited understanding of it as a receiver/transmitter, interfacing with field-level awareness.

Solar Plexus - The Seat of Will & Power

"To act in alignment with your truth is to bring light to the world."

This center governs agency, self-esteem, and inner fire. Scientific links include:

Throat - Voice, Vibration & the Vagus

"The truth lives in your voice. When you speak from coherence, the body hears you."

The vagus nerve runs through the throat and heart, connecting voice, breath, and emotion. Rising from the brainstem and winding through every major organ, the vagus is your healer voice. Slow, intentional breathing tones the vagus, shifting body systems into REST–DIGEST–REPAIR. Heart rhythms entrain the brain more than vice‑versa. A tuned vagus means a tuned system

Heart coherence increases vagal tone, linked to self-regulation and interpersonal attunement.

Vocal resonance practices (chant, hum, tone) activate the vagus and calm the limbic system, supported by studies in polyvagal theory and trauma healing.

Let your voice be a tool of truth - not just expression, but entrainment.


Polyvagal Theory

Stephen Porges describes how the vagus nerve regulates emotional states through neuroception and this is widely cited in neuroscience, trauma, and somatics.
This provides a biological basis for somatic therapy - explaining how:

Porges, S. (2007), The polyvagal perspective, Biological Psychology
DOI: https://doi.org/10.1016/j.biopsycho.2007.02.007


Gut - The Second Brain

"Your gut knows before your mind does."

The gut contains over 100 million neurons and produces 90% of serotonin, deeply influencing:

It's the fastest responder to threat or safety signals, sending information upward to the brain.

Emotional trauma, unresolved grief, or chronic fear disrupts microbiome signaling, leading to inflammation and dysregulation.

When harmonized, the gut becomes an intuitive compass.

Whole-Body Integration: Nervous System & Healing

"When the body feels safe, the truth can rise."

The Body Stores Emotion

Van der Kolk's work ("The Body Keeps the Score") is widely cited and based on peer-reviewed trauma research.

Studies show trauma impacts:

Key Study: Nummenmaa et al. (2014),

"Bodily maps of emotions, PNAS"
700 participants identified where they felt various emotions in the body. Results showed consistent and distinct body maps for emotions like anger, fear, sadness, and joy - across cultures.

https://doi.org/10.1073/pnas.1321664111

Somatic Experiencing (Peter Levine's modality)

Several small but peer-reviewed studies show SE reduces:

Example Study: Andersen et al. (2017), Somatic experiencing for PTSD symptoms, European Journal of Psychotraumatology

https://doi.org/10.1080/20008198.2017.1345223

Fascia, Interoception, and Emotional Processing

The fascia network is now recognized as a sensory organ with connections to emotion regulation. Studies have linked body-based interventions (like breathwork, movement, and myofascial release) to shifts in:

Relevant Research: Price & Hooven (2018), 'Interoceptive awareness and emotion regulation, Frontiers in Psychology' https://doi.org/10.3389/fpsyg.2018.00798

Mammalian Dive Reflex & the Limbic Brain

Submerging the face in cold water activates a parasympathetic reset, known as the dive reflex - slowing heart rate and calming overarousal.

Applied therapeutically, it's used to interrupt panic, rage, or disassociation.


Emotions, Inflammation & Chronic Illness

Emotional suppression increases inflammatory markers (CRP, cytokines), especially in autoimmune and fatigue-related illnesses.

Emotional regulation improves immune recovery, reduces symptoms, and shifts long-term health outcomes.

See: APA, ScienceDirect, Harvard Brain-Immune Interface

The Biofield: Energy, Intention & Nonlocal Communication

"The field is not a metaphor. It is what we live inside of."

The biofield refers to the electromagnetic and subtle energy field surrounding and permeating the body - measurable through electromagnetic and subtle instruments.

Studies show that intention, coherence, and interpersonal presence modulate this field.

NIH has recognized biofield therapies like Reiki, Healing Touch, and Qi Gong as "complementary health approaches.

Review Paper:
Rubik et al. (2015), Biofield science and healing: history, terminology, and concepts, Global Advances in Health and Medicine
https://doi.org/10.7453/gahmj.2015.038.suppl

They note:
While mechanisms are not fully understood, clinical trials have shown modest effects on pain, anxiety, and wound healing.


Mycelium, trees, and water demonstrate biofield-like intelligence and signal exchange - hinting that consciousness is a field phenomenon, not confined to the skull.

Neural Resonance Beyond the Body The DishBrain experiment showed neurons grown on electrodes could learn to play Pong, indicating learning and field sensitivity without a body.

Research & References - peer-reviewed resources:

Autoimmunity & Emotional Regulation →

Chronic Fatigue, Fibromyalgia, and CRP →

Heart–Brain Coherence in Daily Life →

Group Coherence & Healing Field Studies →

Epigenetics, Telomeres & Emotional Healing →

Biofield Science & Plant/Mycelial Consciousness →


Final Note

At Connected Heart, we searched the research to find how to heal humanity. And we found that the answers were not just in journals - they are already inside us.

We simply need a guide to find our way back.


"When we return our entire system to coherence…. when love rises above fear, when truth is voiced from our belly and our hearts, when we know our body and our heart, AND where it's taking us, the whole system coheres… AND healing chemistry returns the body to balance. science then becomes unnecessary, As you simply know and no longer need to search for truth. Because you feel it. You become it."

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