Story perspectives

UK Couples Use Controversial IVF Trait Screening Abroad

12/6/2025

Summary

Story summary

In the UK, couples undergoing IVF rank embryos by predicted traits using polygenic screening via a legal loophole.
This practice is not permitted at UK fertility clinics.
Critics, including the Human Fertilisation and Embryology Authority (HFEA), say the technique is unproven and raises ethical concerns, noting that companies such as Herasight offer tests abroad.
Experts warn that reliance on these predictions could create unrealistic expectations and societal stratification.

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Story summary

In the UK, couples undergoing IVF rank embryos by predicted traits using polygenic screening via a legal loophole.
This practice is not permitted at UK fertility clinics.
Critics, including the Human Fertilisation and Embryology Authority (HFEA), say the technique is unproven and raises ethical concerns, noting that companies such as Herasight offer tests abroad.
Experts warn that reliance on these predictions could create unrealistic expectations and societal stratification.