Peanuts, pets, pollen; people can be allergic to many different things. Allergies can cause different reactions, from runny noses to more serious symptoms, so it is important to understand how allergies can affect the body. This informative book introduces readers to different types of allergies, their symptoms, and treatment options. Full-color photographs and fact boxes illustrate important information. This straightforward text helps readers understand complex medical terms and processes. Accessible and thorough, this book is the perfect guide for readers who have allergies, or who have loved ones with allergies.