A new report suggests older age and alcohol consumption in the year leading up to conception may have an impact by epigenetically altering a specific gene during development of human eggs, or oocytes.

Smoking by mothers during the period immediately before and after conception is linked to a delay in embryonic development, smaller foetuses at the time of the 20-week ultrasound scan, and lower birth ...

Older age at the time of conception and alcohol consumption during pregnancy have long been known to impact fetal development. Now, a new report published in Proceedings of the National Academy of ...