How Cheap Genetic Testing Complicates Cancer Screening For Us All

Sometimes, more medical information is a bad thing. The influential United States Preventive Services Task Force recommends against most women getting genetic screenings for their susceptibility to breast cancer. Why? Because the tests are imperfect: for every woman who gets tested for genes associated with onset breast cancer, even more will falsely test positive, leading spooked patients into needless surgery or psychological trauma. Super cheap genetic testing from enterprising health startup...