Breathe / 21-Day Challenge
Your breath isn't just air. It's the key to your nervous system.
You breathe 8–15 times a minute, your whole life, without even thinking about it. But the way you breathe can keep you in a constant state of reaction—or give you calm, energy, and clarity in minutes.
Online Program - At Your Own Pace - Unlimited Access
Do any of these situations sound familiar to you?
Before You Begin
You reach the end of the day feeling exhausted even though you didn't do anything physically strenuous
Stress takes hold before you can do anything about it
Do you have trouble falling asleep even when you're physically tired?
Do you feel like your digestion, energy, or concentration aren't working well?
You know breathing techniques but don't know when or how to use them
You had an anxiety attack and didn't know how to calm down at the time
The problem isn't you.
It's just that no one taught you how to control your breathing.
We breathe automatically our whole lives, but most adults have a breathing pattern that chronically activates the sympathetic nervous system—the “fight-or-flight” mode.
Three specific techniques are all it takes to change this: one to energize, another to balance, and a third to turn them into a relaxation technique. In 21 days, you can turn these techniques into a real habit.
8–15×
breaths per minute
21
days to form a habit
3
key techniques that you'll use in your daily life, at specific times.
This program is for you if…
Is this for me?
Do you want a practical tool for managing stress in real time?
You're feeling anxious and looking for something you can do right now
Do you want to improve your sleep, energy, or digestion naturally?
You're a beginner—you don't need any prior experience
You can set aside 10–15 minutes a day for 21 days
You're looking for a science-based practice, not just "take a deep breath"
This is for you if…
You can't commit to at least 10 minutes a day for 21 days
You're looking for results without daily practice
If you're experiencing symptoms of acute trauma without professional support, seek personal guidance first
It's not for you if…
⚠️ Important: Always practice on dry land. Never in water or on ice.
Why does breathing change everything?
The Science Behind It
The vagus nerve connects the brain to the heart, lungs, and intestines. Breathing is the only autonomic function of the body that we can also consciously control—and that makes it the most direct tool for regulating the nervous system.
Changing the frequency and pattern of your breathing activates or deactivates the sympathetic and parasympathetic nervous systems in a matter of minutes—without drugs, without equipment, anywhere.
Stress and Anxiety
Breathing activates the vagus nerve and reduces the cortisol stress response
Concentration
Rhythmic breathing improves neural synchronization and cognitive focus
Dream
Slow breathing activates the parasympathetic nervous system, which is necessary for falling asleep
Energy
Controlled hyperventilation increases oxygenation and alertness
A tool for every occasion
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![Two women in a yoga class, one in the foreground and the other in the background; the woman in the background has dark hair and is in a meditation pose, touching her nose with her index finger while looking straight ahead.]()
Energizing Breathing
~20 breaths per minute
It stimulates the sympathetic nervous system in a controlled manner. It increases oxygenation, clears the mind, and prepares the body for action.
When to use it: Before exercise, yoga, creative work, or in the morning to kick-start your day
⚠️ Do not practice while driving
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![A woman with her eyes closed and her hand on her chest, in an interior bathed in natural light, with a dome covered in green plants on the ceiling.]()
Balancing Breathing
4–6 breaths per minute
It creates an adaptogenic effect—it regulates without overstimulating or dampening. It is the most versatile because it works in any situation and context.
When to use it: Before a difficult meeting, during the afternoon slump, while meditating, at any time of day
✓ Safe while driving or standing
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![A woman doing yoga on a purple mat in front of a man lying on a purple mat on a stone floor, with a brick-and-plaster wall in the background]()
Relaxing Breathing
~4 breaths per minute
It activates the parasympathetic nervous system (rest and digestion). It lowers the heart rate, improves digestion, and prepares the body for deep rest.
When to use it: Before bed, after a meal, at the end of a busy day
⚠️ Do not practice while standing or during physical activity
Listen and practice
The 4:4 breathing exercise is balancing. You can do it at any time of day.
If you'd like to learn more, try a sample session or sign up.
English
Spanish
What You Get When You Join
Everything You Receive
3 guided audio exercises
One for each technique, ready to listen to at any time
Available in Spanish and English
All materials in both languages
Downloadable Workbook
Monitoring Guide with Scientific Context and Practice Log
Suitable for everyone
You don't need any prior experience with mindful breathing
Unlimited access
No expiration date. Take the challenge again whenever you want.
THE FASTEST WAY TO CHANGE YOUR NERVOUS SYSTEM
THE FASTEST WAY TO CHANGE YOUR NERVOUS SYSTEM
Four Simple Steps
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Choose your language
The challenge is available in English or Spanish
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Download the workbook
Your 21-Day Tracking Guide
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Practice every day
10–15 minutes is enough to build the habit
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Apply it to your life
These techniques work anytime, anywhere
Frequently Asked Questions
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No. The challenge is designed for beginners. You don't need to have practiced yoga, meditation, or any breathing techniques before.
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Between 10 and 15 minutes a day is enough. The program is designed to fit easily into your routine without feeling like a burden.
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Yes. However, if you're experiencing symptoms of acute trauma, we recommend that you contact me before you begin.
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Yes, there are two important ones:
1. Always practice on dry land—never in water or on ice.
2. Energizing breathing should not be practiced while driving.
These instructions are detailed in the program.
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No. Once you sign up, you have unlimited access. You can repeat the challenge whenever you want or go back to the exercises at any time.
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Yes. The entire program is available in Spanish and English, including audio files and a workbook.
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I accept credit and debit cards, as well as PayPal.
21 days to form a habit that will stay with you for life.
The most accessible tool. Your nervous system is already there—you just have to learn how to use it to regulate yourself.
Get started today
Change the way you breathe.
Change the way you live.
The 21-Day Challenge is available in Spanish and English. You don't need any prior experience—just 10–15 minutes a day and a desire to learn.
