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Stress
a negative emotional experience accompanied by predictable biochemical, physiological, cognitive, and behavioural changes
Stress impacts
direct physiological (body) effects, health habit effects (more drinking & smoking, etc), health behaviour effects (not seeking health care)
stressors
an event, situation, experience or trigger that causes stress
person-environment fit
perception of stress is determined by an individual’s appraisal of resources
Stress and resource type
adequate resources → low stress, manageable,
inadequate resources → stressed out
Fight-or-flight
life-saving, acute activation of the sympathetic nervous system and the endocrine system, preparing organism to confront threat or flee from it
Constant fight or flight
chronic activation can have detrimental effects on physical and mental health including, cardiovascular issues, anxiety disorders, immune system issues
General adaptation syndrome (GAS) phases:
alarm – fight-or-flight activated, mobilize to meet the threat
resistance – body tries to cope/adapt while remaining alert
exhaustion – prolonged or chronic stress drains the body's physical, emotional, and mental energy reserves
GAS model flaws
responses to stressors are uniform which does not reflect reality, stress is only evident in the presence of an obvious/in-your-face stressor (doesn't account for stress about future, for eg)
Tend-and-befriend
seeking social contact during stress (ie. herding) for increased levels of oxytocin, more common in females
Primary appraisal
is the initial evaluation of whether an incoming event or stressor is relevant to our well-being and what its impact might be (positive stress, or is it negative?)
Secondary Appraisal
evaluating our available coping skills, social support, and resources to handle the event
Physiological systems affected by stress
sympathetic-adrenomedullary (SAM) system
hypothalamic-pituitary-adrenocortical (HPA) axis
HPA axis & cortisol
HPA activation releases different hormones, including cortisol (“stress hormone”)
Sympathetic arousal (affects our…)
blood pressure, heart rate, sweating – the effects of stress
Allostatic load
the cumulative physiological “wear and tear” on the body and brain caused by repeated or chronic exposure to stress
What makes something stressful?
negative events, uncontrollable or unpredictable events, ambiguous events, task overload
Active vs anticipated stress
anticipated stressor can be just as stressful as an active/”real” stressor
Social readjustment rating scale (SRRS)
self-report tool used to measure the impact of major life events on physical and mental health
Early stress
early trauma can increase a broad range of health risks and is linked to chronic impact on physical and mental systems
Coping
the thoughts and behaviours used to manage the internal and external demands of situations deemed stressful
factors influencing coping
individual coping is shaped by genetic and environmental factors
Neuroticism (negative affectivity) and coping
linked with lower levels of coping skills and linked with poorer health
Pessimistic explanatory style
cognitive habit linked to lower coping, where a person explains negative events using internal, stable, and global factors
Perfectionism
unrealistic goals can lead to stress & linked with lower level of coping skills
Dispositional optimism (coping)
positive outlook on life which promotes more active and persistent coping efforts
Self compassion (coping)
treating oneself with kindness → helps diffuse negative self-evaluation and critique
Gratitude (coping)
noticing the positives and appreciating life, associated with a range of positive coping styles
Psychological control (coping)
coping skill built when individual feels they have “control” over environment, behaviour, and desired outcomes
Self-esteem and coping
higher self-confidence lowers effects of stress
Avoidant (minimizing) vs approach (confrontative) coping
avoider deals well with short-term stress – whilst confronter deals well with long-term stress
Problem-focused vs. emotion-focused coping
problem focused takes a constructive approach–whilst emotion focused tries to regulate emotions (typically both are used)
Psychological resilience
is the ability to bounce back from negative emotional experiences/stress
Mindfulness-based stress reduction (MBSR)
use systematic training in meditation, to reduce stress and focus on stressor at hand
Disclosure (coping)
initiating dialogue around emotional and psychological factors, where both verbal and written dialogue was beneficial
Stress management phases
identify stressors
acquire/practice coping skills for stress
practice coping skills in real world examples
Social support (coping)
helps determine coping through tangible assistance (e.g food), informational support (e.g past experience), emotional support
Explicit social support
actively asking for help, and receiving direct assistance
Implicit social support
emotional comfort and security from belonging to a social network without having to disclose specific problems