
Lauren Fleishman/The New York Times/ Redux / eyevine
YOUR DNA determines many aspects of who you are, and an increasing number of companies are claiming they can decode it for you. But they may be getting more out of it than you do.
Some tests that reveal genetic trivia sell for as little as $29, although typical prices are between $100 and $200 if you want more detail, with similar costs outside the US.
But the companies selling these kits stand to gain a good deal more. Their vast, growing databases of genetic information are hugely

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Leader: “Buyer beware: Should genomic firms resell your data?”