Screening embryos during in-vitro fertilization to select those with fewer genetic risks for common diseases and certain physical traits is technologically and ethically questionable, a group of researchers have said in a new study.
The Japan Society of Obstetrics and Gynecology currently approves preimplantation screenings only to reduce the possibility of a miscarriage or prevent the birth of a child with a serious genetic disease.
A child's appearance, or their risk of developing cancer, heart disease, or a mental illness, are generally considered impossible to predict.
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