Your go-to guide for understanding the often-misunderstood science of histamine reactions

Histamine Response For Dummies explores one of the body’s most powerful chemical messengers. This book breaks down the basics of allergic reactions, and it explains why histamine response is about much more than just allergies. Written in a style that’s easy to grasp and medically sound, this engaging book brings clarity to a topic that’s often buried in jargon or distorted by internet myths. Inside, you’ll find symptom checklists, tracking tools, and practical strategies for getting relief.

• Find out what histamine does—and why it matters far beyond allergies
• Learn how histamine intolerance differs from allergic reactions and other conditions
• Discover the role of food, stress, and lifestyle in histamine balance
• Get guidance for talking to healthcare providers and finding the support you need

Whether you’re managing mysterious symptoms, supporting someone who is, or just curious about how your body works, this Dummies guide offers answers you can trust.

Gordon Sussman, MD, FACP, is a board-certified allergist whose practice has served patients for three decades. He was one of the first to identify and report latex allergy.

Michelle Beaver is an award-winning journalist. She’s served as editor-in-chief of three national medical magazines, ghostwrote a New York Times best-selling health book, and co-authored Acid Reflux Diet & Cookbook For Dummies. She teaches at Arizona State University’s Virginia G. Piper Center for Creative Writing and is founder and director of News Literacy for Arizona.