Kerry S Courneya's research while affiliated with University of Alberta and other places
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Publications (786)
Breast cancer survivors with obesity have an increased risk of cancer recurrence, second malignancy, and comorbidities. Though physical activity (PA) interventions are needed, investigation of the relationships between obesity and factors influencing PA program aspects among cancer survivors remain understudied. Thus, we conducted a cross-sectional...
Advances in energy balance and cancer research to date have largely occurred in siloed work in rodents or patients. However, substantial benefit can be derived from parallel studies in which animal models inform the design of clinical and population studies or in which clinical observations become the basis for animal studies. The conference Transl...
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).
Methods
This 2-arm multicenter trial randomized 222 post-primary treatment breast cancer survivors to BEAT Ca...
Purpose
Exercise program preferences are important for designing physical activity (PA) interventions; yet may change following an intervention. Further, the relationship between preferences and PA behavior change is unclear. This study evaluated exercise program preferences among breast cancer survivors (BCS) before and after a behavioral interven...
Objective
To report the feasibility and effectiveness of a newly developed clinical exercise program for improving maximal cardiorespiratory fitness in Spanish cancer patients receiving adjuvant chemotherapy or radiation. We also examined the effectiveness of the exercise program for improving maximal muscular strength, body composition, fatigue, a...
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 i...
Background:
The prognostic relationship between diet and endometrial cancer survival remains largely unknown. We sought to determine pre- and post-diagnosis dietary composition, glycemic load (GL), inflammatory potential (Dietary Inflammatory Index (DII)) and quality (Canadian-Health Eating Index (C-HEI) 2005) associations with disease-free (DFS)...
Background:
This study examined associations of device-measured physical activity and sedentary time with quality of life (QOL) and fatigue in newly diagnosed breast cancer patients in the Alberta Moving Beyond Breast Cancer (AMBER) cohort study.
Methods:
After diagnosis, 1409 participants completed the SF-36 version 2 and the Fatigue Scale, wor...
Background:
Understanding the motivational effects of supervised aerobic high-intensity interval training (HIIT) may help men with prostate cancer undergoing active surveillance initiate and maintain exercise behavior, however, few studies have addressed this question. This report explored exercise motivation in men with prostate cancer undergoing...
Exercise has been proposed as a possible cancer treatment; however, there are an infinite number of clinical oncology settings involving diverse cancer types and treatment protocols in which exercise could be tested as a cancer treatment. The primary purpose of this paper is to propose a conceptual framework to organize and guide research on exerci...
Objective
To evaluate the safety, feasibility, and preliminary effectiveness of implementing supervised exercise programming into the clinical care of individuals with advanced cancer.
Design
Single group implementation feasibility study using a pre–posttest design.
Setting
Exercise Oncology Unit of the Spanish Cancer Association (a cancer-specif...
Purpose Moderate-to-vigorous physical activity (MVPA) can improve 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 interve...
Purpose
The purpose of this study was to apply the theory of planned behavior (TPB) to understand physical activity intentions and behaviors among Korean breast cancer survivors.
Methods
A total of 286 Korean breast cancer survivors (Mage52.3 ± 8.3) completed a self-reported survey administered face to face by a trained interviewer. The survey ass...
PurposeThe first aim is to examine adherence to a lower versus higher intensity physical activity (PA) prescription in breast cancer survivors in the Breast Cancer & Physical Activity Level (BC-PAL) Trial. The second aim is to assess associations between baseline characteristics with mean PA adherence in both intervention groups combined.Methods
Fo...
Introduction: Physical activity (PA) helps many cancer patients improve health-related fitness, treatment-related side effects, quality of life, and possibly survival; however, limited research has been conducted in patients with kidney cancer (KC). The aim of this scoping review focused on PA in patients with KC was to summarize current findings,...
The overall 5‐year relative survival rate for all cancers combined is now 68%, and there are over 16.9 million survivors in the United States. Evidence from laboratory and observational studies suggests that factors such as diet, physical activity, and obesity may affect risk for recurrence and overall survival after a cancer diagnosis. The purpose...
Purpose: The purpose of this study was to apply the Theory of Planned Behavior (TPB) to understand physical activity intentions and behaviors among Korean breast cancer survivors.
Methods: A total of 286 Korean breast cancer survivors (Mage52.3±8.3) completed a self-reported survey administered face-to-face by a trained interviewer. The survey asse...
Purpose
The Alberta Moving Beyond Breast Cancer (AMBER) Study is an ongoing prospective cohort study investigating how direct measures of physical activity (PA), sedentary behavior (SB), and health-related fitness (HRF) are associated with survival after breast cancer.
Methods
Women in Alberta with newly diagnosed stage I (≥ T1c) to IIIc breast ca...
TPS600
Background: Non-muscle invasive bladder cancer (NMIBC) accounts for about 75% of newly diagnosed bladder cancers. The treatment for NMIBC initially involves transurethral resection of the bladder tumor followed by six weeks of induction intravesical therapy. NMIBC has a high rate of recurrence (31-78%) and progression (15%). Moreover, bladde...
Purpose:
We examined the effects of exercise on prostate cancer-specific anxiety, fear of cancer progression, quality of life and psychosocial outcomes in patients with prostate cancer on active surveillance.
Materials and methods:
The ERASE (Exercise during Active Surveillance for Prostate Cancer) Trial randomized 52 patients with prostate canc...
Background:
Metabolic dysfunction and inflammation have been associated with endometrial cancer risk; however, their influence on endometrial cancer survival is less understood.
Methods:
A prospective cohort study of 540 endometrial cancer cases diagnosed between 2002 and 2006 in Alberta were followed for survival outcomes to 2019. Baseline bloo...
Introduction:
We investigated the associations of pre-surgical body mass index (BMI) with bladder cancer outcomes in patients treated with radical cystectomy.
Methods:
We retrospectively analyzed data from 488 bladder cancer patients treated with radical cystectomy between 1994 and 2007 and followed up until 2016. Cox regression with step functi...
Purpose
We previously demonstrated that exercise during and after neoadjuvant chemoradiation (NACRT) for rectal cancer may improve the rate of pathologic complete/near complete response. Here, we report the effects of exercise on symptom management and quality of life (QoL).
Methods
Rectal cancer patients (N = 36) were randomized to a supervised h...
Background:
Obesity is correlated with many biomarkers but the extent to which these correlate with underlying body composition is poorly understood.
Objective:
Our objectives were: 1) describe/compare distinct contributions of fat/lean mass to BMI-metabolite correlations and 2) identify novel metabolite biomarkers of fat/lean mass.
Design:
Th...
Background:
The benefits of moderate to vigorous physical activity (MVPA) for breast cancer survivors are well established. However, most are insufficiently active. Fit2Thrive used the Multiphase Optimization Strategy methodology to determine the effect of 5 intervention components on MVPA in this population.
Methods:
Two hundred sixty-nine part...
Background
An underlying cause of solid tumor resistance to chemotherapy treatment is diminished tumor blood supply, which leads to a hypoxic microenvironment, dependence on anaerobic energy metabolism, and impaired delivery of intravenous treatments. Preclinical data suggest that dietary strategies of caloric restriction and low-carbohydrate intak...
Background:
Disease-free and overall survival associations with anthropometric measures of obesity and changes in these exposures remain unknown among endometrial cancer survivors.
Methods:
Endometrial cancer survivors diagnosed between 2002-2006 completed direct anthropometric measurements and self-reported lifetime weight history during in-per...
Androgen deprivation therapy (ADT) for prostate cancer is associated with adverse effects, such as obesity and metabolic syndrome, which increase cardiovascular risk, the most common cause of non-cancer mortality in men diagnosed with prostate cancer. The Comprehensive Lifestyle Improvement Program for Prostate Cancer (CLIPP) was created to determi...
Introduction
Non-muscle invasive bladder cancer (NMIBC) accounts for about 75% of newly diagnosed bladder cancers. The treatment for NMIBC involves surgical removal of the tumour followed by 6 weekly instillations of immunotherapy or chemotherapy directly into the bladder (ie, intravesical therapy). NMIBC has a high rate of recurrence (31%–78%) and...
To manage acute, long‐term, and late effects of cancer, current guidelines recommend moderate‐to‐vigorous intensity aerobic and resistance exercise. Unfortunately, not all cancer survivors are able or willing to perform higher intensity exercise during difficult cancer treatments or because of other existing health conditions. Tai Chi is an equipme...
Importance
Men with prostate cancer who are undergoing active surveillance are at an increased risk of cardiovascular death and disease progression. Exercise has been shown to improve cardiorespiratory fitness, physical functioning, body composition, fatigue, and quality of life during and after treatment; however, to date only 1 exercise study has...
Increased moderate and vigorous physical activity (MVPA) is associated with better health outcomes in breast cancer survivors; yet, most are insufficiently active. Smartphone applications (apps) to promote MVPA have high scalability potential, but few evidence-based apps exist. The purpose is to describe the testing and usability of Fit2Thrive, a M...
We systematically reviewed and synthesized evidence on the impact of physical activity/exercise on cancer treatment efficacy. We included six preclinical and seven clinical studies. Exercise significantly enhanced the efficacy of chemotherapy and tamoxifen in seven of eight rodent models in either an additive, sensitizing, or synergistic manner. In...
PurposeAchieving a higher chemotherapy completion rate is associated with better outcomes in breast cancer patients. We examined the role of exercise and health-related fitness variables in predicting chemotherapy completion in early stage breast cancer patients.Methods
We pooled data from two large, multicenter, exercise trials that obtained basel...
PURPOSE
Although the efficacy of different exercise programs on different outcomes of hematopoietic stem cell transplantation (HSCT) patients have been examined, the details of process of exercise program development has not been described previously. In this study, we described the systematic development process of an evidence-based exercise progr...
Background/objective
Exercise may reduce the risk of breast cancer through adiposity changes, but the dose-response effects of exercise volume on adiposity markers are unknown in postmenopausal women. We aimed to compare the dose-response effects of prescribed aerobic exercise volume on adiposity outcomes.
Participants/methods
Data from the Albert...
5080
Background: Men with prostate cancer (PCa) undergoing active surveillance (AS) are at increased risks of cardiovascular death and disease progression. Any intervention that can address these issues during AS would be highly beneficial. Clinical and preclinical studies have demonstrated the benefits of exercise to improve cardiovascular health...
BACKGROUND
Neoadjuvant chemoradiation (NACRT) improves outcomes for rectal cancer patients, however, there are dose-limiting toxicities and only a 15-27% pathologic complete response (pCR) rate. Exercise may help manage toxicities and improve treatment response in this clinical setting but feasibility and early efficacy have not been established. E...
Study Objectives
Poor sleep quality affects nearly one third of breast cancer survivors and is associated with insulin resistance. The purpose of this secondary analysis was to examine the effects of a 16-week exercise intervention on patient-reported sleep quality among breast cancer survivors and assess whether changes in patient-reported sleep q...
Background:
Epidemiologic studies have reported associations between weight fluctuations and postmenopausal breast cancer risk, however, the biological markers involved in this association are unknown. This study aimed to explore the associations between breast cancer-related biomarkers and weight regain following exercise-induced weight loss.
Me...
Background
Exercise can profoundly affect physical fitness and quality of life in breast cancer survivors; however, few studies have focused on minorities. This secondary analysis examines Hispanic ethnicity as a moderator of the effects of a 16-week aerobic and resistance exercise intervention on physical fitness and quality of life in breast canc...
Background
Although androgen deprivation therapy (ADT) for prostate cancer demonstrates improved overall and disease-free survival, it is associated with adverse effects such as obesity and metabolic syndrome that increase risk of cardiometabolic disease and diabetes type 2. ADT also leads to fatigue, depression and erectile dysfunction, which redu...
Background:
Understanding the prevalence and correlates of exercise in Korean cancer patients is important to improve their health-related fitness and quality of life.
Objective:
The aim of this study was to examine the prevalence and correlates of aerobic and strength exercise in Korean cancer patients.
Methods:
Overall, 640 cancer patients f...
Background
Breast cancer survivors have double the risk of mortality from cardiovascular disease than age-matched women without a cancer history. Reynolds risk score (RRS) is a validated algorithm for the assessment of cardiovascular disease risk. This secondary analysis sought to examine the effects of a 16-week aerobic and resistance exercise int...
Purpose:
The aim of this study was to evaluate associations between pre- and postdiagnosis physical activity and survival in survivors of endometrial cancer by physical activity domain, intensity, dose (metabolic-equivalent task [MET]-hours/week/year), and change from pre- to postdiagnosis.
Methods:
We conducted a prospective cohort study in Alb...
Abstract Background Healthy Living after Cancer (HLaC) was a national dissemination and implementation study of an evidence-based lifestyle intervention for cancer survivors. The program was imbedded into existing telephone cancer information and support services delivered by Australian state-based Cancer Councils (CC). We report here the reach, ef...
Objective:
Although exercise is beneficial in patients undergoing hematopoietic stem cell transplantation (HSCT), motivating patients to exercise is challenging. We aimed to understand exercise barriers and facilitators during HSCT treatment while participating in a daily unsupervised exercise programme.
Participants:
Patients scheduled to have...
Objective
Psychosocial interventions can reduce cancer‐related fatigue effectively. However, it is still unclear if intervention effects differ across subgroups of patients. These meta‐analyses aimed at evaluating moderator effects of (1) sociodemographic characteristics, (2) clinical characteristics, (3) baseline levels of fatigue and other sympto...
Background: Breast cancer survivors have double the risk of mortality from cardiovascular disease than age-matched women without a cancer history. Reynolds risk score (RRS) is a validated algorithm for the assessment of cardiovascular disease risk. This secondary analysis sought to examine the effects of a 16-week aerobic and resistance exercise in...
Background: Breast cancer survivors have double the risk of mortality from cardiovascular disease than age-matched women without a cancer history. Reynolds risk score (RRS) is a validated algorithm for the assessment of cardiovascular disease risk. This secondary analysis sought to examine the effects of a 16-week aerobic and resistance exercise in...
PurposeKidney cancer survivors spend large quantities of time sedentary and little time physically active, which negatively impacts quality of life (QoL). This study examined (1) the association of reallocating sedentary time to sleep, light physical activity (PA), or moderate-to-vigorous PA (MVPA) on QoL in kidney cancer survivors and (2) the thre...
Purpose: To report the prevalence of receiving physical activity counselling and any associations with physical activity behaviour among people living with and beyond breast, prostate, or colorectal cancer.
Objective
Comorbidities are known to increase endometrial cancer risk, but the separate and combined impact of these risk factors on endometrial cancer survival remains unclear. This study aimed to determine the associations between metabolic syndrome and its components with disease-free survival, overall survival, endometrial cancer-specific survi...
Background and Purpose: Metabolic syndrome (MSY) is associated with increased risk of cardiovascular disease, type 2 diabetes, and recurrence in breast cancer survivors (BCS). MSY is 1.5 times more common in Hispanic compared to non-Hispanic women. Hispanic women in the United States are more likely to be obese and physically inactive than matched...
Background and Purpose: Hispanic breast cancer survivors (HBCS) have a 1.1-1.5 greater risk of breast cancer mortality when compared to non-Hispanic breast cancer survivors (NHBCS). This disparity may result from modifiable lifestyle factors, as Hispanic women are more apt to be obese and sedentary than matched non-Hispanic counterparts, placing th...
Purpose
This study evaluated the effects of coping skills training (CST) on symptoms of depression and anxiety in cancer patients, and investigated moderators of the effects.
Methods
Overall effects and intervention-related moderators were studied in meta-analyses of pooled aggregate data from 38 randomized controlled trials (RCTs). Patient-relate...
Exercise during cancer treatments improves physical fitness, symptoms, and quality of life in several cancer patient groups; however, its effects on treatment completion and response are largely unknown. Here, we review the preclinical and clinical evidence of the potential effects of exercise on cancer treatment completion and efficacy. We first p...
Objectives:
Strong evidence links obesity to esophageal cancer (EC), gastric cancer (GC), colorectal cancer (CRC), and pancreatic cancer (PC). However, national-level studies testing the link between obesity and recent temporal trends in the incidence of these cancers are lacking.
Methods:
We queried the Surveillance, Epidemiology, and End Resul...
Background Breast cancer survivors have approximately double the risk of mortality from cardiovascular disease than age-matched women without a cancer history. Reynolds risk score is a validated algorithm for the assessment of cardiovascular disease, which incorporates high sensitivity C-Reactive Protein (hsCRP), hemoglobin A1c (HbA1c), and parenta...
Abstract Background Understanding the longer-term exercise behavior of patients with breast cancer after chemotherapy is important to promote sustained exercise. The purpose of the current study was to report the longer-term patterns and predictors of exercise behavior in patients with breast cancer who exercised during chemotherapy. Methods In the...
Objective:
We conducted meta-analyses and meta-analytic structural equation modeling of longitudinal studies among cancer survivors to (a) quantify associations between psychosocial predictors and physical activity, (b) test how psychosocial predictors combine to influence physical activity, and (c) identify study, demographic, and clinical charac...
Purpose
Exercise is generally accepted to be beneficial for colorectal cancer patients; however, very few studies have investigated the effects of exercise on patient care and health outcomes during the immediate post-operative recovery period. Furthermore, very few studies have investigated the safety, feasibility, and efficacy of exercise on post...
Background
Epidemiologic evidence regarding the role of endogenous sex hormones in endometrial cancer etiology remains inconsistent. The objective of this study was to investigate if circulating levels of endogenous estrone, estradiol, sex hormone binding globulin (SHBG), testosterone, and androstenedione are associated with endometrial cancer risk...
Purpose
Guidelines for cancer survivors recommend both aerobic physical activity (PA) and strength training (ST). Few kidney cancer survivors (KCS) are meeting single-activity or combined guidelines; therefore, examining factors influencing PA participation is warranted. The purpose of this study is to examine demographic, medical, social-cognitive...
Background:
Selective neck dissection (SND) is a mainstay of head and neck cancer treatment. A common sequela is shoulder syndrome from spinal accessory nerve (SAN) trauma. Extensive dissection in neck levels 2 and 5 leads to SAN dysfunction. However, it is not known whether limited level 2 dissection reduces SAN injury. The purpose of this double...
Background:
Vascular endothelial growth factor (VEGF) and Fibroblast growth factor-2 (FGF2) are angiogenic cytokines in normal tissues and tumors. Evidence suggests that increased growth factor expression in adipose tissue leads to improved vascularity and decreased hypoxia, fibrosis, and inflammation, which may, in turn, reduce post-menopausal br...
Telomeres are nucleoprotein complexes that form the ends of eukaryotic chromosomes where they protect DNA from genomic instability, prevent end-to-end fusion and limit cellular replicative capabilities. Increased telomere attrition rates, and relatively shorter telomere length, is associated with genomic instability and has been linked with several...
Purpose:
The number of cancer survivors worldwide is growing, with over 15.5 million cancer survivors in the United States alone-a figure expected to double in the coming decades. Cancer survivors face unique health challenges as a result of their cancer diagnosis and the impact of treatments on their physical and mental well-being. For example, c...
