Chapter 13: Stress and Health
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Stressors
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Specific events or chronic pressures that place demands on a person or threaten the person's well-being.
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Stress
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The physical and psychological response to internal or external stressors.
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Health Psychology
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The subfield of psychology concerned with the ways psychological factors influence the causes and treatment of physical illness and the maintenance of heath.
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Stress has a _________ influence on health
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Profound
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By adding up the stress ratings of each life-change experienced,
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is a significant indicator of a person's likeliness of future illness
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Chronic Stressors
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sources of stress that occur continuously or repeatedly (strained relationships, discrimination, bullying)
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Learned Helplessness
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The belief that one has no control over one's situation based on past experiences. (Dogs getting shocked without escape, then not trying to escape when there is a way out)
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what kinds of stressors are you likely to be exposed to if you live in a dense urban area with considerable traffic, noise, and pollution?
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Chronic stressors
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According to the College Undergraduate Stress Scale, which of these are most stressful
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1. concerns about appearance 2. lack of sleep 3. getting sick answer: LACK OF SLEEP!
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Fight-or-flight response
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an emotional and physiological reaction to an emergency that increases readiness for action
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general adaption syndrome (GAS)
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a three stage physiological stress response that appears regardless of the stressor that is encountered
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three stages of GAS:
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1. Alarm Phase (equivalent to fight or flight) 2. Resistance Phase 3. Exhaustion Phase
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Alarm phase
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the body rapidly mobilizes its resources to respond to a threat.
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resistance phase
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the body tries to adapt and cope with the stressor by shutting down unnecessary processes such as digestion, growth and the sex drive
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exhaustion phase
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the body's resistance collapses, creating damage that can include susceptibility to infection, tumor growth, aging, irreversible organ damage or death.
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stress significantly accelerates the
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ageing process
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telomeres
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caps at the end of each chromosome that protects the ends of chromosomes and prevent them from sticking to each other.
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each time a cell divides
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telomeres become slightly shorter
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people exposed to chronic stess
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have shorter telomere lengths
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immune system
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complex response system that protects the body from bacteria, viruses, and other foreign substances.
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stressors can cause hormones called
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glucocorticoids, to flood the brain, wearing down the immune system and making it less able to fight invaders.
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an example of how stress can effect the immune system:
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medical student volunteers agreed to receive small wounds to the roof of their mouth. researchers observed that these wounds healed more slowly during exams period than during summer vacation.
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living life at the bottom levels of society can increase risk of
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infection by weakening the immune system.
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Chronic stress is a major contributor to
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coronary heart disease
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Type A behavior pattern
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a tendency toward easily aroused hostility, impatience, a sense of time urgency, and competitiveness achievement strivings
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psychological Reactions
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1. Stress interpretation 2. Burnout
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stress interpretation
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primary secondary
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primary appraisal
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allows you to realize that a small dark spot on your shirt is a stressor (spider!)
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secondary appraisal
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determining whether the stressor is something you can handle or not. That is whether you have control over the event.
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burnout
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state of physical, emotional, and mental exhaustion created by longterm involvement in an emotionally demanding situation and accompanied by lowered performance and motivation.
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the brain activation that occurs in response to a threat begins in the
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hypothalamus
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according to the general adaption syndrome, during the ------ phase, the body adapts to its high state of arousal as it tries to cope with a stressor
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resistance
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this is true regarding the physiological response to stress
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the immune system is remarkably responsive to psychological influences
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Mind development (three strategies)
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1. repressive coping (run away from the stressor) 2. rational coping (face the reality of the stressor) 3, reframing (finding a new way to think about the stressor)
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repressive coping
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avoiding situations or thoughts that are reminders of a stressor
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rational coping
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facing the stressor and working to overcome it
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reframing
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finding a new creative way to think about the stressor that reduced its threat.
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Body Management
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1. Meditation 2. Relaxation 3. Biofeedback 4. Aerobic Exercise
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Meditation
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practice of intentional contemplation focuses on -clearing the mind and thought -on a single thought -concentration on breathing or mantra (om)
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Relaxation Therapy
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technique for reducing tension by consciously relaxing muscles of the body
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Relaxation Response
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a condition if reduced muscle tension, cortical activity, heart rate, breathing rate, and blood pressure
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Biofeedback
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the use of external monitoring device to obtain information about a bodily function and possibly gain control over that function. - can help people control physiological functions they are not otherwise aware of.
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Aerobic Exercise
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exercise that increases the heart rate and oxygen intake for a sustained period.
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Situation Management
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1. Social Support 2. Religious Experiencing 3. Humor
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Social support
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aid gained through interacting with others
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stress reaction in men:
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fight or flight response. Nervous system arousal- epinephrine and norepinephrine released
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Stress reaction for females:
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tend and befriend stress response (which may explain why women are healthier and have a strong life span than do men). Nervous system arousal- epinephrine and norepinephrine released as well as oxytocin (in nursing mothers, etc.). Oxytocin in the presence of estrogen triggers social responses.
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Religious Experiencing
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... page 426
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religiosity
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affiliation with or engagement in the practices of a particular religion
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spirituality
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having a belief in and engagement with some higher power, not necessarily linked to any particular religion.
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engagement in religious/spiritual practices may lead to development of a stronger and more extensive social network, has well known
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health benefits
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Humor
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can diffuse sensitivity to pain and stress study: participants were more tolerant of the pain from an overinflated blood pressure cuff during laughter inducing comedy audiotape than during a neutral tape or instructed relaxation.
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meditation is an altered state of consciousness that occurs
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naturally or through special practices.
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finding a new or creative way to think about a stressor is
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reframing
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the positive health outcomes associated with religiosity and spirituality are believed to be the result of
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-engagement in healthier behavior -endorsement of hope and optimism -intercessory prayer
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psychosomatic illness
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an interaction between mind and body that can produce illness.
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somatic symptom disorders
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set of psychological disorders in which a person with at least one bodily symptom displays significant health related anxiety, expresses disproportionate concerns about symptoms, and devotes excessive time and energy to symptoms or health concerns.
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sick role
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a socially recognized set of rights and obligations linked with illness
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malingering
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medical or psychological symptoms to achieve something they want. Faking illness to skip school- malingering can be difficult to diagnose and treat
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a person who is preoccupied with minor symptoms and believes they signify a life threatening illness is likely to be diagnosed with
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a somatic symptom disorder
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faking an illness is a violation of
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malingering
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what describes a successful health care provider
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-display empathy, pays attention to both the physical -psychological state of the patient -uses psychology to promote patient compliance
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two kinds of psychological factors influence personal health:
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1. health relevant personality traits 2. health behavior
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optimism
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one that most strongly predicted a positive outcome for cardiovascular health. -positive emotions when sick -avoid negative emotions such as anxiety and depression -stick to medical regiments their caregivers prescribe -keep their relationships with others -engage in healthier behaviors
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Hardiness: stress resistance group shared these traits
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-Commitment- ability to become involved in life's tasks and encounter rather than just dabbling. -Control- the expectation that their actions and words have a casual influence over their live's and environments -Challenge- undertaking change and accepting opportunities for growth
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health promoting behaviors and self regulation
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-self regulation -eating wisely -avoiding sexual risks -not smoking
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self regulation
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exercise of voluntary control over the self to bring the self into line with preferred standards.
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self regulation often involves putting immediate gratification for
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long term gains.
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when sick, optimists are likely to
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maintain positive attitudes
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traits associated with Hardiness
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sense of commitment belief in control willingness to accept challenge
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Stress _________ the self-regulation of behaviors such as eating and smoking.
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disrupts