Aggregated News

When Christine Rowan gave birth prematurely in August, her new baby was having problems breathing. So Rowan brought her daughter, Zoe, to the Children's National Medical Center in Washington, D.C., for genetic testing.

"It's funny because when we first had the testing done, we didn't even really think about the fact the testing was going to lay out all of her DNA," says Rowan, 32, who lives in Northern Virginia.

But while Rowan and her husband were waiting for the results, questions started popping into their heads.

"If we have all this information, when do we tell Zoe? You know, do we wait until she's a specific age and say, 'Oh, by the way we have all your DNA. ... Do you want to see what doctors have found?' " Rowan says.

"Or do we kind of keep that to ourselves? Or would it be better to just only get the information we really need and then genuinely not know so that we don't have to walk down that road? We don't really have that answer, at this moment."

Rowan's...