Fatigue and Weight Gain

Michelle is a 38-year-old female presenting with fatigue, weight gain, and cold intolerance for 4 months. 38-year-old female presents with 4-month history of progressive fatigue, unintentional weight gain of 15 lbs despite no change in diet, and increasing cold intolerance. She also reports constipation, dry skin, and feeling like her thinking is slowed. Her menstrual periods have become heavier and more irregular. Your task is to take a focused history from this patient.