Vagal Tone: Physiology and Evidence-Based Strategies for Enhancing Parasympathetic Regulation
By Natascha Marler, NMD, LMT The Essentials: The best part: vagal tone is trainable and responds to simple, consistent care. Understanding the Mechanism: The vagus nerve plays a central role in autonomic regulation, linking the brainstem with the heart, lungs, digestive tract, and immune system. “Vagal tone” refers to the level of baseline parasympathetic activity
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