Amazon is keeping a file on you. Here’s how to get your privacy back.

Of the 350 million people living in America, more than 250 million use the world’s largest online marketplace. That marketplace is Amazon, and it has been keeping a file on each of them. A new report describes just how personal and damning Amazon’s dossiers can be.

The company builds highly complex customer profiles by analyzing your purchases. These profiles run the gamut, including inferences about customers’ ages, relationships, body types, clothing sizes, food preferences, and daily routines. For example, as Futurism noted, one customer who sought to identify what Amazon knew about her found that she reads Kindle books in the bathroom. Amazon was right. The question was how it knew. Another customer was described as having “no friends,” while a third, according to the Verge,