23andMe has navigated several obstacles in recent years, triggering concern from consumers.ERIC BARADAT/Getty Images23andMe's business is floundering after a data hack, lawsuit, and tumbling stock prices.The company's problems have led to concerns about how it handles consumer genealogy data.Here is how to delete your 23andMe data.Things have gone downhill for 23andMe.After the direct-to-consumer genetic testing company launched in 2006, it appeared to be on a steady incline and a notable standout among Silicon Valley ventures.