The 4-7-8 breathing technique, a simple breathing exercise, involves inhaling for 4 seconds, holding the breath for 7 seconds, and exhaling for 8 seconds, aiming to promote relaxation and reduce anxiety.

The 4-7-8 breathing technique is a form of pranayama, a practice of breath regulation, that helps regulate the nervous system and can lead to improved mental and physical well-being. The 4-7-8 breathing technique was developed by Dr. Andrew Weil. And, it has been recommended by various clinicians, doctors, and organizations.

How to perform 4-7-8 Breathing:
1. Empty your lungs completely by exhaling through your mouth.
2. Close your mouth and inhale quietly through your nose to a count of four.
3. Hold your breath for a count of seven.
4. Exhale slowly through your mouth to a count of eight.
5. Repeat this cycle four times.

Benefits of 4-7-8 Breathing:
1. Can help manage stress and pain.
2. May reduce feelings of anxiety and depression.
3. Could help stabilize or lower blood pressure.
4. Can promote calm by affecting the nervous system.
5. May help people get to sleep.