Chapters Five and Six
It matters not how strait the gate, How charged with punishments the scroll, I am the master of my fate, I am the captain of my soul.
Vagal tone: the activity of the vagus nerve.
Heart Rate Variability: a method for measuring the time variation between heartbeats.
Resting Heart Rate: the number of beats per minute your heart is while at rest utilizing the lowest amount of blood possible.
While Dr. Tracey was building the platform for executing clinical trials for vagus nerve st…