Slow nasal breathing directly stimulates vagal afferents, shifting the nervous system?

Activates parasympathetic rest and digest tone

Stimulates vagal afferent pathways

Enhances baroreflex sensitivity

Improves heart rate variability HRV

Calms limbic system activity

Nitric oxide release supports relaxation

Improves focus and mental clarity

Lowers blood pressure acutely

Encourages diaphragmatic breathing patterns

Backed by autonomic nervous system research

Works within minutes of practice