Earlier this month, when consumer genetic testing giant 23andMe announced plans to roll out the first consumer test for breast cancer risk, the news attracted some hefty criticism from the medical community. Sure, consumer DNA tests allow people to find out information about their health without a potentially pricey and inconvenient visit to the doctor. But without a doctor to help parse the results, some worry that at-home genetic tests may be misleading, inciting needless anxiety or a false sense of security.