Boston isn't just a city that hosts the world's most prestigious marathon—it's a city that's got running in its veins. Every day, Bostonians take to the bustling streets of Back Bay, the idyllic Charles River path, and the rolling Newton hills to get their miles in. These runners train through brutal winters, conquer unforgiving hills, and navigate cobblestone streets that test even the strongest bodies. Some people might call them crazy! But they just don't understand. That'