A recent prospective cohort study has reported that cycle pregnancy rates (CPR) are better with single intrauterine insemination (IUI) timed post ovulation, compared to pre-ovulation, in patients with non-male infertility. However, pre-ovulation double IUI, compared to single IUI, was seen to offer better CPR for male factor-related infertility. Read the full story

Low chromatin packaging quality in morphologically normal spermatozoa is one of the important factors that lower the fertilization capability of the sperm. Therefore, evaluating DNA integrity is essential to determine actual sperm fertility potential. A recent prospective study published in Fertility and Sterility provides new evidence that DNA integrity analysis using alkaline comet assay may be beneficial in diagnosing male infertility and predicting IVF outcomes. Read the full story

A recent study published online in the journal, Fertility and Sterility, states that recent smoking is associated with reduced ova retrieval in females and decreased live birth rates in males, suggesting the detrimental effects of tobacco on assisted reproductive technology (ART) outcomes. Read the full story

Cryopreserving spermatozoa within an empty zona pellucida for assisted reproduction may aid in increasing the sperm recovery rate, according to a research article published in the recent online issue of Fertility and Sterility. Read the full story

A recent study, accepted for publication in the December issue of Endocrinology, has concluded that prenatal exposure to excess levels of steroid hormones, such as testosterone, as a potential risk factor for oligospermia (low sperm count). Read the full story