Its psychological uses are frequently metaphorical rather than literal, pre-owned as a catch-all for perceived difficulties in life. It also became http://www.logosurfing.com/ a euphemism, a form of referring to problems and eliciting sympathy without being explicitly confessional, just "stressed out". It covers a huge range of phenomena from mild irritation to the kind of severe problems that might determination in a existent breakdown of health. In popular usage almost any act or situation between these extremes could be described as stressful. The most extreme events and reactions may elicit the diagnosis of Posttraumatic stress disorder.
The term stress was first passed down by the endocrinologist Hans Selye in the 1930s to identify physiological responses in laboratory animals. He later broadened and popularized the intellection to include the perceptions and responses of humans trying to adapt to the challenges of everyday life