Background: Irisin is a recently identified myokine that acts like adipokines. It has been revealed to be connected with insulin resistance (IR), obesity, and metabolic syndrome. Objective: To investigate serum, follicular fluid (FF), irisin, IR in lean, overweight, obese women undergoing the intracytoplasmic sperm injection (ICSI) cycle correlate them oocyte embryo quality. Methods: Ninety inf...