Melissa (Missy) Zammichieli, DNP, APRN, FNP-BC, is the Medical Director of Moonshot Medical and Performance in Park Ridge, IL, where she leads all clinical operations for a performance medicine practice specializing in hormone optimization, metabolic health, and obesity medicine. With over 12 years of healthcare experience, Melissa began her career in Rush University Medical Center's Neuroscience ICU before earning her Doctor of Nursing Practice from Rush University College of Nursing, where she also served as a clinical instructor. She holds a Certificate of Advanced Education in Obesity Medicine from the Obesity Medicine Association. At Moonshot, she manages patients with testosterone deficiency, perimenopause, menopause, PCOS, metabolic syndrome, insulin resistance, and obesity usi...