It's nice having girls as friends on Facebook, since they'll post all kinds of interesting things on their timelines. Things we can learn from, and even things we can use as leverage against them.
This article falls under both categories, I think. Someone posted a link to a story on Cosmopolitan, explaining to women why they should sleep naked. Naturally, this caught my eye. Apparently, it's healthy for you, ladies. And you want to be healthy, right?