Tummy Troubles is the story of Gretchen, who loves pizza day at school until a stomach bug causes an embarrassing scene for her in the cafeteria. The story follows Gretchen as she navigates her way through her newly developed fear of vomiting. With the help of her school counselor and the acronym GRIP, Gretchen learns an extremely effective diaphragmatic breathing method that helps reduce the physiological symptoms associated with the fight or flight response, such as digestive distress.