I came, I saw, I gooped. A few weeks ago, I asked my little sister if she had ever heard of vagina steaming. She isn't the most pop-culture-savvy 19-year-old, but even for her, "vagina steaming" is synonymous with the name Gwyneth. Last year, Gwyneth Paltrow touted its alleged restorative benefits on her lifestyle website, goop, and was widely ridiculed for suggesting women should spend 50 bucks to blow hot steam on their lady parts. This wasn't the first (or last) time the actress and lifestyle guru's advice was subject to scrutiny. She's known for her hybrid vegan, gluten-free, macrobiotic diet, she indulges in many holistic healing and detoxifying treatments that fall into a scientific gray area, and she frequently recommends outrageously expensive products (think $185 bobby pins and $45 socks). But skepticism from science experts and fans hasn't stopped the star. Her 2013 cookbook, It's All Good ($20; amazon.com)Â was a New York Times B...