Publications by authors named "Diane Ehlers"

Article Synopsis
  • Lifestyle interventions, like diet and exercise, can improve physical function in younger cancer survivors (<60 years), but their effects on older survivors (≥60 years) are less understood.
  • This scoping review analyzed existing research on diet and exercise's impact on physical function in older cancer survivors, reviewing 49 relevant studies out of nearly 20,000 articles.
  • While most studies showed that these interventions helped maintain or boost physical function, the review highlighted gaps in research, such as the need for more focused trials on older survivors, particularly regarding diet and exercise combined.
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Background: Exercise intensity (eg, target heart rate [HR]) is a fundamental component of exercise prescription to elicit health benefits in cancer survivors. Despite the validity of chest-worn monitors, their feasibility in community and unsupervised exercise settings may be challenging. As wearable technology continues to improve, consumer-based wearable sensors may represent an accessible alternative to traditional monitoring, offering additional advantages.

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Introduction: The American College of Sports Medicine provided guidelines for exercise prescriptions in cancer survivors for specific cancer- and treatment-related health outcomes. However, there was insufficient evidence to generate exercise prescriptions for 10 health outcomes of cancer treatment. We sought to update the state of evidence.

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Article Synopsis
  • Many breast cancer survivors do not meet recommended exercise levels despite known health benefits.
  • A study found that high anxiety, depression, and additional health issues (comorbidities) are linked to significant barriers preventing these survivors from exercising.
  • The findings suggest that healthcare providers should take into account a survivor’s mental health and overall health conditions when offering exercise guidance and support.
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Background: Physical activity is associated with decreased breast cancer recurrence and mortality, as well as fewer treatment-related symptoms. Nevertheless, most breast cancer survivors do not meet physical activity guidelines. The purpose of this manuscript is to characterize physical activity trends over time in breast cancer survivors.

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Article Synopsis
  • - The study examined how exercise program preferences among breast cancer survivors (BCS) changed before and after a behavioral intervention, with findings indicating a significant shift from preferring group exercise to individual exercise after the intervention.
  • - The research revealed that those who initially preferred exercising with others experienced greater increases in self-reported moderate-to-vigorous physical activity (MVPA) over time compared to those who did not.
  • - The findings underscore the importance of understanding changing exercise preferences to enhance the design and effectiveness of physical activity intervention programs for breast cancer survivors.
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Purpose: Increasing evidence suggests rural breast cancer survivors (BCS) may experience greater burden in symptoms known to be associated with cancer-associated cognitive decline (CACD). Yet, little is known about CACD in rural BCS. This study (1) examined differences in cognitive function, moderate-to-vigorous physical activity (MVPA), and other CACD correlates and (2) tested the effects of MVPA on cognitive function in rural versus urban BCS.

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Article Synopsis
  • Breast cancer survivors with obesity face higher risks of cancer recurrence and related health issues, making it crucial to explore effective physical activity (PA) interventions.*
  • A study involving 320 post-treatment breast cancer survivors found significant links between body mass index (BMI) and various factors like exercise barriers, fitness levels, and self-efficacy in regard to PA programs.*
  • The findings suggest that when creating PA programs for these survivors, it's important to account for participants' BMI, exercise preferences, perceived barriers, and expected outcomes related to their fitness journey.*
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Purpose: Determine durable effects of the 3-month Better Exercise Adherence after Treatment for Cancer (BEAT Cancer) physical activity (PA) behavior change intervention 12 months post-baseline (i.e., 9 months after intervention completion).

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Article Synopsis
  • This study examined how exercise program preferences among breast cancer survivors shifted before and after a physical activity intervention called BEAT Cancer, highlighting the importance of these preferences in designing effective interventions.
  • Results showed a significant change in preferences from exercising with others to exercising alone post-intervention, and those who preferred exercising with others saw greater increases in physical activity levels.
  • The findings suggest that understanding and adapting to individual exercise preferences can enhance the success of physical activity behavior change interventions for breast cancer survivors.
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Purpose: Moderate-to-vigorous physical activity (MVPA) can improve the quality of life (QoL) for breast cancer survivors (BCS), yet, most do not achieve 150 + weekly minutes of MVPA. This study investigated moderators of response to a physical activity (PA) behavior change intervention for BCS.

Methods: BCS (N = 222) were randomized to the 3-month intervention (BEAT Cancer) or usual care.

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Background: Middle-aged adults (40-65 years) report higher stress levels than most other age groups. There is a need to determine the feasibility of using a meditation app to reduce stress and improve stress-related outcomes in middle-aged adults with a focus on men, as previous meditation app-based studies have reported a low proportion of or even no male participants.

Objective: This study aims to (1) determine the feasibility (ie, acceptability and demand with a focus on men) of a consumer-based meditation app (Calm), to reduce stress among middle-aged adults reporting elevated stress levels, and (2) explore the preliminary effects of Calm on perceived stress, psychological outcomes (anxiety, depressive symptoms, mindfulness, and general coping), health behaviors (physical activity and eating habits), and COVID-19 perceptions.

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Background: Physical inactivity during the COVID-19 pandemic is a public health concern for older adults. Telehealth presents a safe platform for conducting health-related interventions that may have additional benefits such as widespread reach. Our pilot study sought to examine how a telehealth intervention changed activity profiles in older adults during the COVID-19 pandemic.

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Background: Providers are uniquely positioned to encourage health-promoting behaviors, particularly among cancer survivors where patients develop trust in providers.

Methods: We utilized the National Health Interview Survey to identify adults who reported a visit to a provider in the prior year (44,385 individuals with no cancer history and 4,792 cancer survivors), and reported prevalence of provider discussions on weight loss, physical activity, diet, and smoking. We used generalized linear mixed models to examine predicted prevalence of provider lifestyle discussions by cancer history overall, and among those who do not meet body mass index (BMI), activity, or smoking guidelines.

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Introduction: Cancer-related fatigue is one of the most prevalent symptoms reported by breast cancer survivors. Despite a corpus of literature dedicated to understanding and identifying evidence-based treatments for cancer-related fatigue, gaps in the literature remain, particularly for breast cancer survivors during their primary treatment. Exercise training may represent an efficacious behavioral modality for mitigating fatigue symptoms in cancer survivors; yet, the effects of exercise during adjuvant therapy is an understudied area.

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For-cause physical activity events reach many people. Little research has applied Self-Determination Theory to participants' experiences in for-cause physical activity events. This qualitative study explored participants' ( = 18) experiences in 5K for-cause physical activity events and intention to complete future events.

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Background: The 16.9 million cancer survivors in the United States are at increased risk for comorbidities and recurrence. However, this risk may be attenuated by a healthy lifestyle.

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Background: The purpose was to prospectively examine the effects of sedentary behaviors on subjective memory impairment in breast cancer survivors (BCS) and the extent to which sleep disturbances mediated this pathway.

Methods: BCS (N = 380; M  = 57.38 ± 9.

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With the increase in our older adult population, there is a need for dementia training for informal and formal dementia caregivers. The objective of this scoping study is to assess dementia knowledge instruments utilized in educational programs and interventions intended for formal and informal dementia caregivers. Scoping review methodology was used to search PubMed, PsycInfo, CINAHL and Web of Science with tailored database search terms.

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: Physical activity and sleep quality have been consistently associated with quality of life (QOL) in a number of clinical and non-clinical populations. However, mechanisms underlying this relationship are not well understood. The purpose of this study was to longitudinally test a model examining how changes in physical activity and sleep quality, predict physical, mental and social well-being and global QoL across a 6-month exercise trial in a sample of healthy older adults.

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Background: Discovering how certain health factors contribute to functional declines may help to promote successful aging.

Aims: To determine the independent and joint associations of handgrip strength (HGS) and cognitive function with instrumental activities of daily living (IADL) and activities of daily living (ADL) disability decline in aging Americans.

Methods: Data from 18,391 adults aged 50 years and over who participated in at least one wave of the 2006-2014 waves of the Health and Retirement Study were analyzed.

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Objectives: Physical activity is associated with better quality of life (QOL) among breast cancer survivors. However, it is unknown the extent to which time spent sedentary or replacing this time with active behaviors may affect QOL. Our aim was to determine the effect of substituting time between sedentary and active behaviors on QOL indicators in breast cancer survivors.

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There is growing evidence that aerobic exercise protects against age-related cognitive decline and that cardiorespiratory fitness is an important factor for these benefits. Studies also suggest that combining physical activity with cognitive enrichment is beneficial. We further examine these predictions by comparing effects of a nutritional supplement promoting exercise capacity to a lower-intensity activity with cognitive enrichment on functional network and cognitive outcomes that otherwise decline with aging.

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Background: Evidence suggests reallocating daily sedentary time to physical activity or sleep confers important health benefits in cancer survivors. Despite emerging research suggesting physical activity as a treatment for cancer-related cognitive impairment (CRCI), little is known about the interactive effects of behaviors across the 24-h period. The present purpose was to examine the cognitive effects of reallocating sedentary time to light-intensity physical activity, moderate-to-vigorous physical activity (MVPA), or sleep in breast cancer survivors.

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