"Your purpose in life, your north star, your passion, your bliss, your inner voice, your wisdom, your calling. What do you call it?" asks Dr. Sarah McKay, a neuroscientist, writer and speaker, who has found one of her life's greatest passions in writing an informative brain health blog. In this article, Dr. McKay highlights some of the positive health and wellness benefits of living a purposeful life. While the exact biological basis of the association of purpose in life with brain health is unknown, the scientific findings make clear that there is such an association. This piece urges us to spend some time pondering over our life's purpose. [Full Story]