1. health psychology: a subfield of psychology that explores the impact of
psycho- logical, behavioral, and cultural factors on health and wellness.
2. psychoneuroimmunology: the study of how psychological, neural, and
endocrine processes together affect our immune system and resulting health.
3. stress: the process by which we perceive and respond to certain events,
called stressors, that we appraise as threatening or challenging.
4. approach and avoidance motives: the drive to move toward (approach) or
away from (avoid) a stimulus.
5. general adaptation syndrome (GAS): Selye’s concept of the body’s
adaptive response to stress in three phases — alarm, resistance, exhaustion.
6. tend-and-befriend response: under stress, people (especially women) may
nurture themselves and others (tend) and bond with and seek support from others
(befriend).
7. coronary heart disease: the clogging of the vessels that nourish the heart
muscle; a leading cause of death in many developed countries.
8. Type A: Friedman and Rosenman’s term for competitive, hard-driving,
impatient, verbally aggressive, and anger-prone people.
9. Type B: Friedman and Rosenman’s term for easygoing, relaxed people.
10. catharsis: in psychology, the idea that “releasing” aggressive energy
(through action or fantasy) relieves aggressive urges.
11. coping: alleviating stress using emotional, cognitive, or behavioral methods.
12. problem-focused coping: attempting to alleviate stress directly — by
changing the stressor or the way we interact with that stressor.
13. emotion-focused coping: attempting to alleviate stress by avoiding or
ignoring a stressor and attending to emotional needs related to our stress
reaction.
14. personal control: our sense of controlling our environment rather than
feeling helpless.
15. learned helplessness: the hopelessness and passive resignation humans
and other animals learn when unable to avoid repeated aversive events.
16. external locus of control: the perception that outside forces beyond our
personal control determine our fate.
17. internal locus of control: the perception that we control our own fate.
18. self-control: the ability to control impulses and delay short-term gratification
for greater long-term rewards.
19. positive psychology: the scientific study of human flourishing, with the
goals of promoting strengths and virtues that foster well-being, resilience, and
positive emotions, and that help individuals and communities to thrive.
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20. subjective well-being: self-perceived happiness or satisfaction with life.
Used along with measures of objective well-being (for example, physical and
economic indicators) to evaluate people’s quality of life.
21. feel-good, do-good phenomenon: people’s tendency to be helpful when in
a good mood.
22. adaptation-level phenomenon: our tendency to form judgments (of sounds,
of lights, of income) relative to a neutral level defined by our prior experience.
23. relative deprivation: the perception that we are worse off relative to those
with whom we compare ourselves.
24. broaden-and-build theory: proposes that positive emotions broaden our
awareness, which over time helps us build novel and meaningful skills and
resilience that improve well-being.
25. character strengths and virtues: a classification system to identify positive
traits; organized into categories of wisdom, courage, humanity, justice,
temperance, and transcendence.
26. resilience: the personal strength that helps people cope with stress and
recover from adversity and even trauma.
27. aerobic exercise: sustained exercise that increases heart and lung fitness;
also helps alleviate depression and anxiety.
28. mindfulness meditation: a reflective practice in which people attend to
current experiences in a nonjudgmental and accepting manner.
29. gratitude: an appreciative emotion people often experience when they
benefit from other’s actions or recognize their own good fortune.
30. psychological disorder: a disturbance in people’s thoughts, emotions, or
behaviors that causes distress or suffering and impairs their daily lives.
31. medical model: the concept that diseases — in this case, psychological
disorders — have physical causes that can be diagnosed, treated, and, in most
cases, cured, often through treatment in a hospital.
32. diathesis-stress model: the concept that genetic predispositions (diathesis)
combine with environmental stressors (stress) to influence psychological
disorder.
33. epigenetics: “above” or “in addition to” (epi) genetics; the study of the
molecular mechanisms by which environments can influence genetic expression
(without a DNA change).
34. DSM-5-TR: the American Psychiatric Association’s Diagnostic and Statistical
Manual of Mental Disorders, Fifth Edition, Text Revision; a widely used system
for classifying psychological disorders.
35. anxiety disorders: a group of disorders characterized by excessive fear
and anxiety and related maladaptive behaviors.
36. social anxiety disorder: intense fear and avoidance of social situations.
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37. generalized anxiety disorder: an anxiety disorder in which a person is
continually tense, apprehensive, and in a state of autonomic nervous system
arousal.
38. panic disorder: an anxiety disorder marked by unpredictable, minutes-long
episodes of intense dread in which a person may experience terror and
accompanying chest pain, choking, or other frightening sensations; often followed
by worry over a possible next attack.
39. agoraphobia: fear or avoidance of situations, such as crowds or wide open
places, where one may experience a loss of control and panic.
40. specific phobia: an anxiety disorder marked by a persistent, irrational fear and
avoidance of a specific object, activity, or situation.
41. obsessive-compulsive disorder (OCD): a disorder characterized by unwanted
repetitive thoughts (obsessions), actions (compulsions), or both.
42. posttraumatic stress disorder (PTSD): a disorder characterized by haunting
memories, nightmares, hypervigilance, avoidance of trauma-related stimuli, social
withdrawal, jumpy anxiety, numbness of feeling, and/or insomnia that lingers for 4
weeks or more after a traumatic experience.
43. trauma- and stressor-related disorders: a group of disorders in which expo-
sure to a traumatic or stressful event is followed by psychological distress.