Walgreen's had planned to sale an over-the-counter genetic testing kit, that could presumably let you know if your genetic history that could put you and your offspring at risk for certain ailments, the home tests states they assess the risk of dozens of health conditions, including Alzheimer’s disease, breast cancer and heart disease that can be passed on genetically.
"Science fiction writers foresee the inevitable, and although problems and catastrophes may be inevitable, solutions are not., What's important about science fiction, even crucial, is the very thing that gave it birth-the perception of change through technology. It is not that science fiction predicts this particular change or that that makes it important, it is that it predicts change." - Issac Asimov