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Psychology

Walden Dissertations and Doctoral Studies

Theses/Dissertations

2015

Stress

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Effects Of Mild To Moderate Stress On Mental Rotation, James Frederick Bell Jan 2015

Effects Of Mild To Moderate Stress On Mental Rotation, James Frederick Bell

Walden Dissertations and Doctoral Studies

Mental rotation (MR) is the ability to mentally shift one's visual perspective of any object by changing the orientation of a mental image of that object. Research into the effects of stress on MR could be used to help improve understanding of a variety of visual-spatial tasks performed in hyper-vigilance situations. However, until the present study, there has been no research on the effects of stress on MR. The Yerkes-Dodson Law predicts performance will be improved when an individual is exposed to mild to moderate stress. The purpose of this study was to answer three research questions. The questions examined …


The Correlation Among Personality Characteristics, Stress, And Coping Of Caregivers Of Individuals With Intellectual And Developmental Disabilities, Natasha O'Connor Jan 2015

The Correlation Among Personality Characteristics, Stress, And Coping Of Caregivers Of Individuals With Intellectual And Developmental Disabilities, Natasha O'Connor

Walden Dissertations and Doctoral Studies

There is little research on the coping strategies of direct support professional caregivers working with the intellectually disabled (ID) and developmentally disabled (DD). The study was guided by Lazarus and Folkman's (1984) theory of the transactional model of stress and coping. The purpose of this study was to assess whether there is a correlation among the independent variables of coping and personality characteristics with stress as the dependent variable. A convenience sample of 69 professional caregivers was used. Data were collected using the Ways of Coping Questionnaire, Perceived Stress Scale, NEO-FFI-3, and a demographic questionnaire. A correlational analysis was conducted …


The Effects Of Stress And Burden On Caregivers Of Individuals With A Chronic Illness, Betty Wilborn-Lee Jan 2015

The Effects Of Stress And Burden On Caregivers Of Individuals With A Chronic Illness, Betty Wilborn-Lee

Walden Dissertations and Doctoral Studies

Informal caregivers have played a significant social and economic role in the care and treatment of individuals diagnosed with chronic illness. However, caregiving can have harmful effects on a caregiver's physical, psychological, and emotional well-being. Using caregiver stress theory as the theoretical framework, the purpose of this archival research was to determine the predictive relationship of stress in relation to caregiver quality of life for 309 selected cases. Correlational and hierarchical multiple linear regression analyses were used to examine the relationship between the independent variables and the dependent variable. The independent variables examined were environment and context, stressors related to …


Understanding The Impact Os Stress, Irrational Health Beliefs, And Health Behaviors Among Adults18-45, Toni Loe Rabalais Jan 2015

Understanding The Impact Os Stress, Irrational Health Beliefs, And Health Behaviors Among Adults18-45, Toni Loe Rabalais

Walden Dissertations and Doctoral Studies

This study examined the role of stress on irrational health beliefs and health behaviors among individuals 18-45 years old. Previous research has shown that this age group reported higher stress levels, more physical symptoms of stress, and the highest level of negative health behaviors. The theoretical frameworks were health belief model, the transactional model of stress and coping theory, and Ellis's concept of irrational beliefs. A survey using 3 published instruments measured the perceived stress level, irrational health beliefs, and health behaviors of a sample of 97 individuals aged 18-45. The data were quantitatively assessed using a mediation model to …


Cortisol Levels And Voltage Conditions Of College Students, Adriana Steffens Jan 2015

Cortisol Levels And Voltage Conditions Of College Students, Adriana Steffens

Walden Dissertations and Doctoral Studies

There is a limited research base on low voltage brain conditions, which are characterized by electrical activity being measured at below 20 microvolts. The purpose of this study was to examine the relationship between saliva cortisol levels and voltage using an EGG in a college student population. Illuminating this relationship is important to inform how low voltage conditions can affect daily memory and cognitive functioning of undergraduate college students that may be a result of stress. The college student population may be vulnerable to the low voltage condition because of stress from the transition between teenage and adult life and …


A Mindfulness-Based Stress Reduction Psychoeducational Program In Postpartum Support Groups, Marina Pesserl Jan 2015

A Mindfulness-Based Stress Reduction Psychoeducational Program In Postpartum Support Groups, Marina Pesserl

Walden Dissertations and Doctoral Studies

Postpartum Depression (PPD) affects 15% of women after childbirth. Its etiology includes psychoneuroimmunologic factors with long-lasting postpartum stressors that lead to allostatic overload. Using mindfulness-based stress reduction (MBSR) for PPD has not yet been studied. Addressing this literature gap, the potential benefits of including an 8-week MBSR component based on Beck's theory of PPD at support groups were examined in this phenomenological study based on a sample of 10 women and 2 group facilitators. Purposes of the study included describing the experience of PPD and the MBSR program, identifying the stage of behavioral change of the participants, and describing the …