Jennifer L. Gaudiani, MD, CEDS, FAED is a Board-Certified internal medicine physician, known nationally and internationally for her work on the medical complications of eating disorders. Her outpatient medical practice, the Gaudiani Clinic, cares for individuals of all genders, shapes, and sizes, from around the United States.

Acknowledgements Introduction Part One: Not Enough Calories Chapter 1: 30,000 Foot View: What Happens When You Starve Yourself? Chapter 2: Going Into Hibernation Chapter 3: Hormones and Bones Chapter 4: The Empty Tank Chapter 5: Extreme Presentations Chapter 6: Starting to Eat Again Part Two: Purging Chapter 7: 30,000-Foot View: What is Purging? Why Does it Cause Medical Issues? Chapter 8: How Does Purging Physically Affect the Body? Chapter 9: Electrolytes and Stopping Purging Part Three: Patients in Larger Bodies Chapter 10: Binge Eating Disorder (BED) and Weight Stigma Part Four: The Unmeasurables (a.k.a. The Very Real Medical Problems that Modern Medicine Can't Measure) Chapter 11: Irritable Bowel Syndrome (IBS) and Associated Conditions Chapter 12: Postural Orthostatic Tachycardia Syndrome (POTS) and Associated Conditions Part Five: Specific Populations Chapter 13: Type 1 Diabetes Mellitus and Concurrent Eating Disorders (ED-DMT1) Chapter 14: Avoidant Restrictive Food Intake Disorder (ARFID) Chapter 15: Orthorexia and Food Intolerances Chapter 16: Elite Athletes Chapter 17: Male Patients Chapter 18: Gender and Sexual Minorities Chapter 19: Women's Sexual and Reproductive Health Chapter 20: Older Patients Chapter 21: Substance Use Disorder Chapter 22: Caring for the Patient Who Declines Treatment: The Spectrum from Mandated Treatment to Hospice Care Conclusion: How We Can Each Make a Positive Contribution Index