Key Terms for Stress and Health
- alarm reaction
- first stage of the general adaptation syndrome; characterized as the body’s immediate physiological reaction to a threatening situation or some other emergency; analogous to the fight-or-flight response
- asthma
- psychophysiological disorder in which the airways of the respiratory system become obstructed, leading to great difficulty expelling air from the lungs
- biofeedback
- stress-reduction technique using electronic equipment to measure a person’s involuntary (neuromuscular and autonomic) activity and provide feedback to help the person gain a level of voluntary control over these processes
- cardiovascular disorders
- disorders that involve the heart and blood circulation system
- coping
- mental or behavioural efforts used to manage problems relating to stress, including its cause and the unpleasant feelings and emotions it produces
- cortisol
- stress hormone released by the adrenal glands when encountering a stressor; helps to provide a boost of energy, thereby preparing the individual to take action
- daily hassles
- minor irritations and annoyances that are part of our everyday lives and are capable of producing stress
- distress
- bad form of stress; usually high in intensity; often leads to exhaustion, fatigue, feeling burned out; associated with erosions in performance and health
- eustress
- good form of stress; low to moderate in intensity; associated with positive feelings, as well as optimal health and performance
- fight-or-flight response
- set of physiological reactions (increases in blood pressure, heart rate, respiration rate, and sweat) that occur when an individual encounters a perceived threat; these reactions are produced by activation of the sympathetic nervous system and the endocrine system
- flow
- state involving intense engagement in an activity; usually is experienced when participating in creative, work, and leisure endeavours
- general adaptation syndrome
- Hans Selye’s three-stage model of the body’s physiological reactions to stress and the process of stress adaptation: alarm reaction, stage of resistance, and stage of exhaustion
- happiness
- enduring state of mind consisting of joy, contentment, and other positive emotions; the sense that one’s life has meaning and value
- health psychology
- subfield of psychology devoted to studying psychological influences on health, illness, and how people respond when they become ill
- heart disease
- several types of adverse heart conditions, including those that involve the heart’s arteries or valves or those involving the inability of the heart to pump enough blood to meet the body’s needs; can include heart attack and stroke
- hypertension
- high blood pressure
- hypothalamic-pituitary-adrenal (HPA) axis
- set of structures found in both the limbic system (hypothalamus) and the endocrine system (pituitary gland and adrenal glands) that regulate many of the body’s physiological reactions to stress through the release of hormones
- immune system
- various structures, cells, and mechanisms that protect the body from foreign substances that can damage the body’s tissues and organs
- immunosuppression
- decreased effectiveness of the immune system
- job burnout
- general sense of emotional exhaustion and cynicism in relation to one’s job; consists of three dimensions: exhaustion, depersonalization, and sense of diminished personal accomplishment
- job strain
- work situation involving the combination of excessive job demands and workload with little decision making latitude or job control
- lymphocytes
- white blood cells that circulate in the body’s fluids and are especially important in the body’s immune response
- negative affectivity
- tendency to experience distressed emotional states involving anger, contempt, disgust, guilt, fear, and nervousness
- optimism
- tendency toward a positive outlook and positive expectations
- perceived control
- peoples’ beliefs concerning their capacity to influence and shape outcomes in their lives
- positive affect
- state or a trait that involves pleasurable engagement with the environment, the dimensions of which include happiness, joy, enthusiasm, alertness, and excitement
- positive psychology
- scientific area of study seeking to identify and promote those qualities that lead to happy, fulfilled, and contented lives
- primary appraisal
- judgment about the degree of potential harm or threat to well-being that a stressor might entail
- psychoneuroimmunology
- field that studies how psychological factors (such as stress) influence the immune system and immune functioning
- psychophysiological disorders
- physical disorders or diseases in which symptoms are brought about or worsened by stress and emotional factors
- relaxation response technique
- stress reduction technique combining elements of relaxation and meditation
- secondary appraisal
- judgment of options available to cope with a stressor and their potential effectiveness
- Social Readjustment Rating Scale (SRRS)
- popular scale designed to measure stress; consists of 43 potentially stressful events, each of which has a numerical value quantifying how much readjustment is associated with the event
- social support
- soothing and often beneficial support of others; can take different forms, such as advice, guidance, encouragement, acceptance, emotional comfort, and tangible assistance
- stage of exhaustion
- third stage of the general adaptation syndrome; the body’s ability to resist stress becomes depleted; illness, disease, and even death may occur
- stage of resistance
- second stage of the general adaptation syndrome; the body adapts to a stressor for a period of time
- stress
- process whereby an individual perceives and responds to events that one appraises as overwhelming or threatening to one’s well-being
- stressors
- environmental events that may be judged as threatening or demanding; stimuli that initiate the stress process
- Type A
- psychological and behaviour pattern exhibited by individuals who tend to be extremely competitive, impatient, rushed, and hostile toward others
- Type B
- psychological and behaviour pattern exhibited by a person who is relaxed and laid back