Turmeric Forskolin changed like crazy. Here's what I learned along the way: 1. One barre class gets you nowhere. INSTAGRAM At my first session at Barrecore, a lead instructor gave me advice on how often to attend classes: "The more the better." Great. Because I was still recovering from my time off, I weaseled out of daily classes, but agreed to go to three of the studio's signature classes each week. 2. Re-learning how to engage your muscles is the biggest challenge — but vital. Because I had done squats and....