This is an introductory exercise in which you only breathe through your nose. Conscious breathing activates the parasympathetic nervous system and helps the body to relax and regulate.

Lie on the floor, supine and relaxed.
Breathe in through the nose for about 2-3 seconds.
Breathe out through the nose, for about 4 to 6 seconds.
Breathe in and out several times in this way in a calm regular rhythm

Perceive the feeling of relaxation when breathing out.

1 to 2 minutes