This book is also included as a section in "The Everything Thyroid Disease Book ," so this version is for those who are interested in the subject of hypothyroidism specifically (also available in eBook). Covering the subject of hypothyroidism - an under active thyroid gland, this book contains 17 chapters dedicated to the most common thyroid disorder that exists. All aspects regarding hypothyroid conditions are addressed in this resource, in easy-to-understand language. NOTE: This book is approximately 12,192 words in length. The "Best Darn" reference in the title, is not to imply that this is an extensive medical journal but rather that the book contains all aspects of information on the subject that most laypersons would be seeking. CONTENTS: CHAPTER ONE Hypothyroidism Basic Facts: Under active Thyroid Gland General Information CHAPTER TWO Primary and Secondary Hypothyroid: Disorders: Direct and Indirect Causes of an Under active Thyroid Gland CHAPTER THREE Hashimoto's Disease and Hypothyroid Treatment: Hypothyroidism from Autoimmune Thyroiditis CHAPTER FOUR Risks for Developing Hypothyroidism: Factors Contributing to an Under active Thyroid Gland CHAPTER FIVE Varied Effectiveness of Thyroid Hormone Therapy: Optimized Treatment for Hypothyroidism CHAPTER SIX T4 and T3 Hypothyroid Treatment Options: Hormone Treatments for an Under active Thyroid CHAPTER SEVEN Hypothyroid Therapy Adjustment Symptoms: Thyroid Hormone Replacement Side Effects CHAPTER EIGHT Distinguishing between Diagnostic and Treatment TSH: A Narrower Normal Values Range for Treating Hypothyroidism CHAPTER NINE Thyroid Hormone Treatment Controversies: Issues of Debate Regarding Hypothyroid Therapies CHAPTER TEN Optimizing Hypothyroidism Treatment Levels: TSH Monitoring of Thyroid Hormone Therapy CHAPTER ELEVEN Thyroid Disease Related Depression: When Thyroid Treatment does not Relieve Depression CHAPTER TWELVE Sub clinical Hypothyroidism Treatment Challenges: Treating Mild Under active Thyroid Conditions CHAPTER THIRTEEN Best Thyroid Hormone Blood Tests: Diagnostic and Treatment Medical Lab Testing CHAPTER FOURTEEN Things That Affect Thyroid Hormones in the Body: Facts Treated Thyroid Patients Need to Know CHAPTER FIFTEEN Thyroid Symptoms May Need Special Attention: When Hormone Replacement Does Not Give Adequate Symptom Relief CHAPTER SIXTEEN Treated Hypothyroidism and Fatigue: When Tiredness does Not Resolve with Thyroid Treatment CHAPTER SEVENTEEN Qualities Needed in Hypothyroid Treating Doctors: What to Look for in Thyroid Specialists