A reporter collects a saliva sample for an Orig3n Inc. DNA genetic testing kit in Oakland, California, U.S., on Friday, June 8, 2018. The direct-to-consumer genetic-testing industry has grown from some $15 million in sales in 2010 to more than $99 million in 2017, and is projected to reach $310 million by 2022, according to one industry estimate. Photographer: Cayce Clifford/Bloomberg via Getty Images
