Take an unprecedented look at yoga-and its numerous benefits for body, mind, and inspiring a purposeful life-with author Sandra Zuidema's comprehensive new book, Yoga Affect.

While much has been made of yoga's physical benefits, the same cannot be said of its power to improve mental and spiritual wellness-until now.

Sandra's experiences from yoga teacher trainings, seminars, workshops, ashrams, and travel to India convinced her to break down complex albeit neglected history, research, and therapies of yoga science. She starts at the beginning-from ancient origins to...