When facility dog Lumos arrives at the emergency room, a nurse presents him with an important task. Nine-year-old Izzy had a bad fall, and her broken arm is hurting. Will Lumos manage to help Izzy cope with the pain, x-rays, and getting a cast? Join Lumos and his handler to find out more about Izzy and her broken bones! Therapy dogs are specially trained to help kids through medical experiences--from lifting spirits, motivating movement, modeling the power of play, and more. Nonfiction back matter provides more information about medical topics introduced in the books, from acute to chronic issues, while also proving more information about therapy dog programs and the Mayo Clinic Children's Center.