Infertility rates, especially among men in Western countries, are on the rise due to environmental pollution, global warming, but also stress, alcohol, and unhealthy lifestyles. As a result, people are increasingly turning to Artificial Reproduction Techniques (ART). Professor Feldberg, a leading ART expert, discusses the risks for babies born from in vitro fertilization (IVF), advances in the cryopreservation of oocytes and embryos, and the epigenetic changes that can affect the fetus during pregnancy.