Olivia H. Miller, MS, RYT, is the author of 9 wellness and spirituality card decks and the author of Essential Yoga, a hatha yoga reference book. Olivia teaches energy balancing and wellness techniques such as mindfulness, therapeutic laughter and breathing. A freelance writer for many years, her articles have focused mostly on health and wellness. She is also the editor of Why Don’t Woodpeckers Get Headaches? and the sequel, Why Do Bluebirds Hate Me?