Growing up, my mom and a few of her friends shopped at a place on my hometown’s main and only drag called Added Dimensions. You get it, right? My mom was and is fit and physically active, and I always only thought of her as perfectly mom-sized, but these ladies weren’t wearing 6s or 8s, and neither was the gal who ran the shop. Looking back on it, it seems fairly remarkable that in a town of about 10,000, in the late ‘80s, there was a small...