Resonant coherent breathing vector illustration. 6 seconds to inhale, 6 for exhale. Increased heart rate variability HRV, reduce stress Royalty Free Vector Image

Resonant coherent breathing vector illustration. 6 seconds to inhale, 6 for exhale. Increased heart rate variability HRV, reduce stress by bestforbest

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Resonant coherent breathing vector illustration. 6 seconds to inhale, 6 for exhale. Increased heart rate variability HRV, reduce stress. Vector illustration