Yoga Life: A Workbook of Authentic PracticesMany people feel changed after a Yoga class. They feel energized, more peaceful, and less worried. But does the peace of mind acquired in class remain? After the positive vibes acquired in class, we can find ourselves quickly reverting to frustration over traffic delays or anxiety over our endless to do list. Lasting changes in our state of mind require more internal effort and more information than that covered in a group Yoga class. Yoga can help