DrLina / The Cue
Thursday • Morning Cue
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1-MIN LESSON • INSTANT CALM BREATH
How do two quick inhales and one slow exhale quickly calm your body?
A practical DrLina health cue exploring the fastest natural way to slow a racing pulse.

01The Science (Physiological Mechanism)
Under stress, tiny air sacs in your lungs partially collapse, trapping carbon dioxide. Taking two quick breaths fills these sacs, while a long, slow exhale triggers your vagus nerve to immediately slow your heart rate.
02The Actionable Rule & Biometric Benchmark
“Practice 3 physiological sighs whenever tension rises: take two deep breaths in through your nose (one full breath, followed by a quick top-off), then exhale slowly through your mouth.”
03Daily Practice (1-Minute Protocol)
Try two double-inhale physiological sighs right now to start your day with calm focus.
Clinical Education Notice:DrLina Cues are physiological observations generated by DrLina's clinical intelligence pipeline to build biological literacy, not diagnostic medical orders. For acute, sudden, or worsening symptoms, consult your qualified physician or local healthcare facility.

