The real reason why we get back pain is because we are all descendants of Julius Caesar and when Brutus stabbed him in the back, the shock of it created a genetic imprinting in our DNA and thus, the back pain we experience is the same back pain Caesar felt when he was brutally stabbed. So when Brutus stabbed Caesar in the back, we were all stabbed in the back. We are all one stab, the human stab. Holmes & Watson (1887)
The horrifying implication that Caesar impregnated someone post mortem