For some, the dreaded “uniboob” isn’t just a side effect of a too-tight sports bra or a fashion mishap that resolves once you get home. In rare cases, it’s a real medical condition that can alter the natural shape of the chest, sometimes merging what are typically two distinct breasts into a single, continuous mound. Here’s everything you need to know about symmastia. What is symmastia? Also known as “bread-loafing,” it’s a condition where the breasts meet or fuse in the center of the chest,