Genetic risk scores on their own arent that good at predicting health

https://www.newscientist.com/article/2197425-genetic-risk-scores-on-their-own-arent-that-good-at-predicting-health/

Polygenic risk scores estimate your likelihood of developing some health conditions

Polygenic risk scores estimate your likelihood of developing some health conditions

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The UK’s health secretary said last week that he had booked a blood test because genetic testing revealed he had a high risk of getting prostate cancer. But a new study suggests that this type of genetic technique may not yet be accurate enough to inform healthcare decisions.

Genetic tests for conditions caused by a single gene, such as cystic fibrosis, are already used in healthcare. But many health problems involve multiple genes that each have a small effect, making it more …