Inclusion Criteria:  Women age 20-37 years. AMH level greater than 1.2 ng/ml. Body mass index between 18 and 29 kg/m2. Undergoing a first or second ICSI cycles.  Exclusion Criteria:  Endometriosis. Uterine disorders such as fibroids and uterine anomalies. Antral follicular counts (AFC) less than 10. Azospermic males.