The fact that the probability of twin pregnancy increases after fertility treatment is due to the transfer of two embryos instead of one. This happens with conventional in vitro fertilization or ICSI, when a greater number of embryos are obtained after stimulation.
Which fertility treatment is right for having twins?
By Zaira Salvador B.Sc., M.Sc. (embryologist).
Last Update: 11/10/2021
Bachelor's Degree in Biotechnology from the Technical University of Valencia (UPV). Biotechnology Degree from the National University of Ireland en Galway (NUIG) and embryologist specializing in Assisted Reproduction, with a Master's Degree in Biotechnology of Human Reproduction from the University of Valencia (UV) and the Valencian Infertility Institute (IVI)