Immune System - As many as 50 million Americans suffer from autoimmune disease. Symptoms can affect all organs. Hormone Modulation - Hormone imbalances, affecting the production of key sex hormones, account for billions of dollars in healthcare costs. Inflammatory Response - Chronic inflammation, often triggered by stress, is linked to almost all major causes of disease death in the United States. Digestive Function - Digestive diseases are the second leading cause of disability due to illness in the United States. Cardiovascular System - One in every three deaths in the United States has cardiovascular disease listed as the underlying cause.