<unk>  is stress that stems from one's relationships with others and from the<unk>  environment in general. Based on the appraisal theory of emotion, stress arises when a person evaluates a situation as personally relevant and perceives that they do not have the resources to cope or handle the specific situation. The activation of<unk>  does not necessarily have to occur linked to a specific event, the mere idea that the event may occur could trigger it. This means that any element that takes a subject out of their personal and intimate environment could become a stressful experience. Situation that makes them<unk> ly incompetent individuals. There are three main categories of<unk> ors. Life events are defined as abrupt, severe life changes that require an individual to adapt quickly (ex. sexual assault, sudden injury). Chronic strains are defined as persistent events which require an individual to make adaptations over an extended period of time (ex. divorce, unemployment). Daily hassles are defined as minor events that occur, which require adaptation throughout the day (ex. bad traffic, disagreements). When stress becomes chronic, one experiences emotional, behavioral, and physiological changes that can put one under greater risk for developing a mental disorder and physical illness. Humans are<unk>  beings by nature, as they typically have a fundamental need and desire to maintain positive<unk>  relationships. Thus, they usually find maintaining positive<unk>  ties to be beneficial.<unk>  relationships can offer nurturance, foster feelings of<unk>  inclusion, and lead to reproductive success. Anything that disrupts or threatens to disrupt their relationships with others can result in<unk> . This can include low<unk>  status in society or in particular groups, giving a speech, interviewing with potential employers, caring for a child or spouse with a chronic illness, meeting new people at a party, the threat of or actual death of a loved one, divorce, and discrimination.<unk>  can arise from one's micro-environment (e.g., family ties) and macro-environment (e.g., hierarchical societal structure).<unk>  is typically the most frequent type of stressor that people experience in their daily lives and affects people more intensely than other types of stressors.
Social stress
Psychological stress
Chronic stress
Incident stress
Stress 
Childhood trauma
Psychological trauma
Stress concentration