نتایج جستجو برای: stressors stress factors
تعداد نتایج: 1473119 فیلتر نتایج به سال:
OBJECTIVE The current study replicates and extends work with adults that highlights the relationship between trauma exposure and distress in response to subsequent, nontraumatic life stressors. METHODS The sample included 213 2-4-year-old children in which 64.3% had a history of potential trauma exposure. Children were categorized into 4 groups based on trauma history and current life stress....
Several electrocardiographic indices for repolarization heterogeneity have been proposed previously. The behavior of these indices under two different stressors at the same heart rate (i.e., normotensive gravitational stress, and hypertensive isometric stress) was studied. ECG and blood pressure were recorded in 56 healthy men during rest (sitting with horizontal legs), hypertensive stress (per...
Introduction Renal transplant is the best treatment of choice for patients with end-stage renal disease (1). Annually, about 17000 patients receive deceased or living donor transplants, which help them promote health and self-efficacy (1-2). However, despite advances in transplant technology, patients face a number of post-operative challenges, which might lead to stress in patients, includin...
To survey the nurse stress and analyze stressors in new nurses from pharmacy intravenous admixture service (PIAS). A questionnaire survey referring to the revised stressor scale was carried out on 52 new nurses of PIAS in four hospitals in Harbin. The average stress score for all participants was 2.43±0.63, as medium level of stress. The stressors were classified into 6 categories: ensuring up-...
OBJECTIVE The aim of this two-year prospective study was to examine the relationship between multiple aspects of life-event stress and relapse in multiple sclerosis (MS) patients. BACKGROUND Few studies have defined the critical features of this life-event stress; for example, stressor duration, frequency, severity, disease-dependency, valency, or stressor constructs, such as the propensity t...
Neural stem cells (NSCs), the progenitors of the nervous system, control distinct, position-specific functions and are critically involved in the maintenance of homeostasis in the brain. The responses of these cells to various stressful stimuli are shaped by genetic, epigenetic, and environmental factors via mechanisms that are age and developmental stage-dependent and still remain, to a great ...
Laboratory studies of stress and memory have generally found that people with more stress tend to have poorer cognitive performance. The present investigation examined the relationship between stressors and memory failures in a naturalistic setting via a daily diary study of 333 older adults in the VA Normative Aging Study. Multilevel models indicated that on days when people experienced stress...
BACKGROUND Medical students report high levels of stress related to their medical training as well as to other personal and financial factors. The aim of this study is to investigate whether there are differences in course-related stressors reported by medical students on undergraduate problem-based learning (PBL) and non-PBL programmes in the UK. METHOD A cross-sectional study of second-year...
Stress e the physiological response to an environmental challenge is now a fundamental scientific, clinical and societal concept, which serves as testimony to the importance of its initial description by Hans Selye some 80 years ago (Fink, 2016; Selye, 1936). Whilst the stress response (and related states such as emotionality and arousal) is typically the focus of attention, in the present spec...
Introduction One of the environmental factors that precipitates and exacerbates mental illnesses, including depression, anxiety disorders, and substance abuse, is repeated life stress. For example, homotypic stressors that occur on a daily basis, such as poverty or medical problems, are associated with increased depressive symptoms [1]. Not everyone exposed to stress has pathological consequenc...
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