Fear of trains fear about rail travel was heightened after British surgeon John Eric Erichsen described a post-traumatic diagnosis known as railway spine or "Erichsen's disease". People diagnosed with this had no obvious injury and were rejected as fake. Nowadays it is known that traffic accidents may cause posttraumatic stress disorder. It has been variously called as "train phobia", "railroad phobia", "dread of railway travel", etc. The German term "Eisenbahnangst" used, e.g., by Sigmund Freud was literally converted into Greek as "siderodromophobia" (Eisen = sideron = iron, Bahn = dromos = way, Angst = phobos = fear). In cases when this anxiety exceeds
Mode of production consumed, it was necessary to understand the conditions under which it was produced. A mode of production is historically distinctive for Marx because it constitutes part of an organic totality (or self-reproducing whole) which is capable of constantly re-creating its own initial conditions and thus perpetuate itself in a more or less stable ways for centuries, or even millennia. By performing social surplus labour in a specific system of property relations, the labouring classes constantly reproduce the foundations of the social order. A mode of production normally shapes the mode of distribution, circulation and consumption and is regulated by the