If you think your immune system is a simple thing that only helps you fight off colds and flus, think again. It is, in fact, a highly complex, protective, and intelligent system that can bolster health and healing from head to toe. A number of factors--from your diet, lifestyle, and the illnesses you've had to the medications you take or the toxins you interact with on a daily basis--can throw your immune system off balance, resulting in excessive inflammation that worsens allergies and pain and can even lead to serious health conditions.Don't panic: You can feed, nourish, and teach your immune system to work better, which will result in lifelong health. InUltimate Immunity,health experts Drs. Elson Haas and Sondra Barrett guide you through a unique plan aimed at balancing, amplifying, and managing your immune health.Beginning with easy-to-understand explanations of what the immune system is, how it works, and how it fails, then moving on to the five...