4-7-8 Breathing Guide

Practice the 4-7-8 breathing technique: 4 seconds inhale, 7 seconds hold, 8 seconds exhale. Effective for stress relief and sleep.

Last updated: 2026/02/03

4-7-8 Breathing Guide

Breathing Settings
Select Preset
Custom Timing (seconds)
Sound Guide
Auto Repeat
What is 4-7-8 Breathing?
A breathing technique developed by Dr. Andrew Weil, following the pattern of 4 seconds inhale โ†’ 7 seconds hold โ†’ 8 seconds exhale.

It activates the parasympathetic nervous system, lowering heart rate and promoting relaxation. Effective for sleep induction and stress relief.
Inhale
Hold
Exhale
Press Start
Cycle: 0/4
Total time: 1min 16sec (4 cycles)
Press the start button to begin breathing
Safety Notice: If you feel dizzy, stop immediately and return to normal breathing. Do not use while driving or underwater.

What is 4-7-8 Breathing?

The 4-7-8 breathing technique is a relaxation method popularized in 2015 by Dr. Andrew Weil, an American integrative medicine physician. It originates from the ancient Indian yogic practice of Pranayama and is often called “the natural tranquilizer for the nervous system.”

This technique follows the pattern of 4 seconds inhale โ†’ 7 seconds hold โ†’ 8 seconds exhale, with each cycle taking 19 seconds. It activates the parasympathetic nervous system, reducing heart rate by 10-15 bpm and lowering cortisol (stress hormone) levels.

When to Use It

  • Before Sleep: Helps with insomnia, promotes fast sleep onset (feel effects in 1-2 minutes)
  • Stressful Situations: Relieves work tension, calms presentation jitters
  • Anxiety Relief: When worried or overwhelmed
  • Anger Management: Emotional regulation, preventing impulsive reactions
  • Meditation Entry: Calming the mind, improving focus
  • Travel Relaxation: Rest during flights, bus rides, etc.

Key Features

  • Visual Guide: Pulsing circle animation intuitively guides your breathing rhythm
  • Countdown Timer: Real-time display of remaining time for each phase
  • Phase Instructions: “Breathe In,” “Hold,” “Breathe Out” prompts
  • Cycle Counter: Visual display of completed cycles (recommended 4)
  • Sound Cues: Gentle notification sounds at phase transitions (toggleable)
  • Custom Timing: Adjust inhale/hold/exhale times individually (1-15 seconds)
  • Preset Selection: 4-7-8 (standard), Box Breathing (4-4-4), Relaxation (4-7-10)
  • Auto Repeat Mode: Automatically restart after completing 4 cycles

How to Use

  1. Get Comfortable: Sit with your back straight or lie down to begin.
  2. Select a Preset: Choose from 4-7-8 (standard), Box Breathing, or Relaxation.
  3. Click Start: Press the play button to begin the breathing guide.
  4. Follow the Visual: Inhale as the circle expands, hold as it maintains, exhale as it shrinks.
  5. Complete 4 Cycles: The recommended 4 cycles takes about 1 minute 16 seconds.

The Science Behind It

The effectiveness of 4-7-8 breathing is explained by several scientific mechanisms:

  • Parasympathetic Activation: The extended exhale (8 seconds) stimulates the vagus nerve, activating “rest and digest” mode.
  • CO2 Balance: Holding breath for 7 seconds increases blood CO2 levels, improving oxygen delivery efficiency.
  • Heart Rate Variability (HRV): Regular breathing patterns help restore autonomic nervous system balance.
  • Stress Hormone Reduction: Cortisol and adrenaline levels decrease, promoting relaxation.

A 2019 study in Frontiers in Human Neuroscience confirmed that slow breathing techniques have significant effects on anxiety reduction and emotional regulation.

Frequently Asked Questions

When is the best time to practice 4-7-8 breathing?

Right before bed is most effective. Practice 2-4 sets while lying in bed for quick sleep onset. You can also use it during stressful moments, anxiety, or anger. For long-term benefits, practice regularly twice daily (morning and evening).

What if I can’t hold my breath for 7 seconds?

It can be difficult at first. Try maintaining the 4-7-8 ratio (1:1.75:2) while reducing the times. For example, start with 2-3.5-4 seconds and gradually increase. Use the custom timing feature to set times that work for you.

How many times per day and how many cycles should I do?

Dr. Weil recommends twice daily, 4 cycles each, for the first month. Once comfortable, you can increase to 8 cycles. Consistent practice for at least 4-6 weeks is important for results. However, more than 8 cycles may cause dizziness, so be careful.

Is this scientifically proven?

While large-scale clinical trials specifically for 4-7-8 breathing are limited, the effects of slow breathing techniques have been proven in multiple studies. A 2019 meta-analysis in Frontiers in Human Neuroscience confirmed that slow breathing improves heart rate variability, reduces anxiety, and lowers blood pressure.

What should I do if I feel dizzy?

Dizziness may be a sign of hyperventilation. Stop the breathing exercise immediately and return to normal breathing. Practice while seated or lying down to minimize dizziness. If symptoms persist, reduce the number of cycles or shorten the timing.

What’s the difference between Box Breathing and 4-7-8?

Box Breathing uses a 4-4-4-4 pattern: inhale, hold, exhale, and hold each for 4 seconds. It’s used by Navy SEALs and is effective for focus and alertness. The 4-7-8 technique emphasizes a longer exhale, making it better suited for relaxation and sleep. Choose based on your goal.

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