Jessie J is stepping back from social media to "recharge" and undergo her "second cancer reconstruction surgery". The 38-year-old pop star noted that over the past two years, she has experienced everything from "being diagnosed and beating breast cancer" and "going through a breakup" to raising her three-year-old son Sky and bringing out her first album in almost a decade. In an emotional Instagram post on Monday (Sept 7), she wrote: "I want to start this post off by saying I am ok. I am not at my best but very far from my worst. I know people can twist these kinds of posts. "It's no secret that the last two years have been magical,…