Forceful abdominal exhalations activate a brainstem circuit that tightens blood vessels and raises blood pressure, even in the absence of stress or exercise Slow, calm breathing quiets the nervous system signals that drive blood pressure higher, making it a powerful daily tool for regulation Long-term high blood pressure reduces blood flow to your brain and shrinks regions responsible for memory, focus, and decision-making Blood pressure control depends on cumulative daily habits, not single readings, which explains why short-term fixes often fail Practicing nasal, slow, and passive breathing once or twice daily helps lower blood pressure by calming the systems that control it at the source