Do you feel more irritable or upset when exposed to loud noises? Experts said our auditory systems trigger a stress response as loud noises are often associated with danger. It happened more than a decade ago, but I still shudder when I think about the neighbour from hell that my family had to put up with for two years. The couple, who lived in the flat above ours, argued day and night and were constantly shouting like a group of rowdy children. Their arguments were punctuated with the sounds