Chapter 1: Introduction
Definition of Stress
Stress is energy. This term applies whether the energy is positive or negative.
Kinds of Stress
The word stress was coined by Hans Selye, who described it as "the non-specific response of the body to any demand placed upon it." He wrote,The Stress of Life (1956). Selye discovered and documented that stress is stressful whether the impulse is positive or negative. Negative stress is called "distress" and positive stress is called "eustress".