Cancer affects millions of Americans each year. With the rapidly evolving field of DNA testing and advances in molecular diagnostic technology, cancer screening is more accessible and affordable than ever. If you have cancer, have had cancer, or think you may be at risk of developing it in your life, you might want to consider an at-home DNA screening test. In this article, we breakdown the necessary information about direct-to-consumer (DTC) tests and how to make an informed decision before buying one.