Have you ever wondered what it takes to keep you alive, toward off countless intruders, and to maintain the delicate balance of your health? Enter the world of your immune system, a mysterious and complex network that operates with such elegance and efficiency that it often goes unnoticed—until you fall ill. Today, we're embarking on an exclusive preview into the depths of this incredible system with "Immune: A Journey into the Mysterious System That Keeps You Alive," a book by KTZ Gazar's founder and headwriter, Philip deBar.