Stress is a tense condition which deal with both heart and body.The factors causing this tense condition are called stressor including sociological, psychogenic, bodily and cultural one.

• 应激是一种涉及心身两个方面的紧张状态,引起这种状态的刺激物称为应激原,应激源分为社会性、心理性、躯体性和文化性。