Grab a brew (or a protein shake) and sit down for this, because we've got news that's been months in the making: the FitBtch app is officially LIVE. We're not being dramatic when we say this has been a gargantuan undertaking. Every workout, every course, every recipe, every badge and progress bar has been built from scratch to give you something that doesn't just look beautiful, but actually works even better than it looks. It's the app that every busy midlife slag needs, nay