Join the Global Movement
Transform your heart. Transform your life.
One heart, one community, one world.
Stress, worry, frustration, anxiety, overwhelm, self-doubt, or simply feeling disconnected. Over time these patterns become familiar, and what once felt temporary quietly becomes our normal state of being.
But what if your emotional baseline could change?
Your emotional baseline, over 21 days
Where most people start
Stress · Worry · Anxiety · Overwhelm · Self-doubt
Where 21 days can take you
Peace · Gratitude · Joy · Confidence · Connection
This isn’t about temporarily feeling better. It’s about creating a lasting transformation in how you experience life.
Over the course of 21 days, you'll use scientifically validated Heart Coherence techniques to intentionally shift your emotional state, creating new patterns that touch every area of your life.
Each day, a guided heart coherence meditation and a simple, powerful technique you can carry into real life.
Inspiring conversations with world-renowned thought leaders on consciousness, healing, and the power of the heart.
Inside our private Facebook group and YouTube channel, thousands practice together. You won’t do it alone.
A guided practice arrives every single day of the challenge.
Simple, scientifically validated tools you can use anywhere, anytime.
Build a steadier nervous system that holds through life’s ups and downs.
Quiet the noise and respond to life from a calmer, clearer place.
Make uplifting emotions your familiar, returning-to home base.
Thousands practicing alongside you, sharing insights and breakthroughs.
Transformational conversations on consciousness, healing & human potential.
Reconnect with your intuition, your purpose, and your authentic self.
18 guest experts
Each day is deepened by transformational interviews with pioneers of heart science, biology, sound, and consciousness.
Sound Healing Pioneers
Grammy-nominated sound healer Jonathan Goldman & psychotherapist Andi Goldman, co-directors of the Sound Healers Association. Co-authors of Chakra Frequencies and The Humming Effect, leading healing seminars worldwide for 45+ years.
Cell Biologist & Author
Bestselling author of The Biology of Belief, bridging epigenetics and consciousness.
Channel for Archangel Raphael
Trance channel delivering divine healing transmissions since 1989.
Healer & Trance Channel
Former Microsoft exec turned channel for the Angelic Collective & Yeshua.
Kryon Channeler & Author
Channel for Kryon since 1989 and author of 12+ bestselling books.
Kryon Author & Researcher
Australian author & Kryon researcher. Co-creator of The Gaia Effect, The Human Akash, and The Human Soul Revealed.
Mystic & Energy Healer
Known as The Alchemist — shadow work, spiritual alchemy & ascension.
Science-Spirituality Author
NYT bestselling author bridging ancient wisdom, science, and human consciousness.
Arcturian Ambassador & Healer
22,000+ healing sessions worldwide. Creator of Arcturian Energy Matrix Healing.
Clairvoyant & Channel
Channel for Sarai, an Andromedan healing collective. Clairvoyant since 2007.
Spiritual Teacher & Author
Harvard grad, 4x NYT bestselling author of The Seat of the Soul.
EFT Researcher & Author
Founder of EFT Universe. Helped 20,000+ veterans heal PTSD through tapping.
Channel for Bashar
40+ years channeling Bashar. Author, filmmaker, and metaphysics teacher.
Trance Channel
30+ years as trance channel for Ascended Master Djwhal Khul.
Channel for the Arcturian Council
Channels the Arcturian Council daily since 2010. Teacher based in Maui.
Reiki Healer & Guide
Intuitive Reiki healer offering energy healing, workshops, and retreats.
Grammy-Winning Sound Healer
Grammy winner creating heart coherence music with Dr. Joe Dispenza.
Meditation Teacher & Author
Host of The Reality Revolution. Manifestation teacher & near-death experiencer.
1 of 18
An introduction to heart coherence followed by a full guided meditation with Kyle & Leah, exactly the kind of practice that arrives every day of the challenge.
Heart coherence is one of the most studied tools for emotional regulation. Consistent practice creates lasting change, which is exactly why 21 days matters.
56%
reduction in depression
48%
reduction in fatigue
46%
reduction in anxiety
38%
increase in calmness
30%
improvement in sleep
24%
improvement in focus
Studies involving more than 11,900 participants using HeartMath® training and coherence technologies reported these improvements.
Just a few minutes a day for 21 days could change the way you experience the rest of your life.
After the 21 days
The Heart Coherence Collaborative is Kyle & Leah’s practice-based membership community, built for people who want daily heart coherence woven into ordinary life, not just a 21-day sprint.
Heart Coherence Collaborative
By Kyle Boyd & Leah Rush · 306 members
or $423/year (3 months free) · free 7-day trial
Start Your Free 7-Day TrialCancel during the trial and pay nothing.
See everything included in the membership
Community membership on Skool, separate from the free 21-Day Challenge. No refunds once enrolled.
Kyle Boyd & Leah Rush
Founders & HeartMath® Certified Trainers
This challenge is hosted by the Heart Coherence Collaborative, a community of individuals who support one another in increasing both individual and collective heart coherence.
Kyle Boyd and Leah Rush founded the HCC after becoming HeartMath Certified Trainers. They wanted to share heart coherence with as many people as possible, and create an online space that fosters a genuine feeling of love and connection.
Yes. Registration is completely free, no card required. The Heart Coherence Collaborative membership on Skool is a separate, optional paid community for people who want to continue the practice past day 21.
There is no fixed live time you have to make. Each day’s guided meditation is sent directly to you, so you can practice it whenever your day allows, and pick back up the next day without losing your place.
No. The challenge is built for both people practicing heart coherence for the first time and people who have practiced for years. Kyle and Leah guide every session from the ground up.
Yes. The entire 21-day challenge is virtual, so you can join from anywhere in the world. No travel or special equipment needed, just a quiet moment each day.
Eighteen teachers and researchers across heart science, biology, sound, and consciousness, including Gregg Braden and Bruce Lipton, PhD. See the full lineup in the Experts section above.
You keep everything you learned. If you want to continue a daily practice with live sessions and ongoing community, the Heart Coherence Collaborative membership on Skool is there for you, entirely optional.
We’ll guide you every step of the way. Join free, and practice alongside thousands shifting their baseline together, one heart, one day at a time.
Free · no card required · takes about a minute
With love, Kyle & Leah
