Five years ago I took my first Crossfit class. My feet were quaking in my athletic shoes and I was painfully insecure. Trying something new always makes me nervous, and my jiggly postpartum body couldn’t do a single pushup. I was sure that I would die and leave my child motherless. Three years ago I was in the best shape of my life, strong, energetic, and healthy, feeling better about my body after two babies than I had before having any. I was running a mile in under 8 minutes, I could easily carry both of my sons at the same time. For the first time in my life I…