Human well-being and the ability to flourish is only possible when we feel safe and secure in the world. When this basic need to feel safe is not met, our sympathetic nervous system is activated, and we default to and inhabit a “fight or flight” stress response. In flight-fight, anything not essential for immediate survival is turned off—this includes the immune system, the digestive system, the human growth and reproductive systems. When these systems are turned off for too long, or are turned on and off too frequently, they break down, leading to the illnesses of modernity: diabetes, heart disease, infertility, obesity, anxiety, depression, autoimmune diseases, sleep disorders, and on.

This activated stress response can lead to detrimental changes in the structure of the brain and negatively impact emotional regulation, attention, concentration, and memory. Psychologically, when in the stress response, we pre-consciously sense our very survival is at stake, and in this activated state, the natural state of being open, relaxed, and receptive is not available to us. Instead, we are vigilant and tense, psychologically defensive and contracted. In