respira
box breathing
published september 20, 2026 · last reviewed september 20, 2026
calm your body. clear your mind.
box breathing is a simple 4–4–4–4 pattern that helps regulate your nervous system, reduce stress, and bring you back to center.
box breathing
4 – 4 – 4 – 4
repeat for 1–5 minutes
when to use
feeling stressed, overwhelmed, anxious, angry, or anytime you need to reset.
1–5 minutes
repeat up to 5 minutes as needed.
how to do it
- inhale through your nose for 4 seconds.
- hold your breath for 4 seconds.
- exhale slowly through your mouth for 4 seconds.
- hold (empty lungs) for 4 seconds.
repeat the box.
the effect
the science
box breathing has been shown to activate the parasympathetic nervous system, lower cortisol, and improve heart rate variability—key markers of stress resilience and emotional regulation.
sources: jerath et al., 2006; streeter et al., 2012; brown & gerbarg, 2009.
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respira • breathwork for real life
respira.
this too shall pass.
un día a la vez.
with love,
Daniela Caballero Varona, MD
the breathwork doctor
@dradanielacaballero x @vidawomenshealth @vidaclinicavirtual x @thehealthrecoverytoolkit
🫁🤍🌻🧠🌴