Jens Kleinert

Jens Kleinert
Deutsche Sporthochschule Köln | DSHS

Full-Professor, MD, Physician, Sport Scientist

About

211
Publications
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Introduction
Jens Kleinert is full professor for Sport and Health Psychology at the Institute of Psychology at the German Sport University Cologne. He is Sport Scientist (diploma) and Physician (MD); he was both athlete and coach in swimming and handball. Currently his lab group focusses on interpersonal processes in sport and exercise and its impact on motivation, mental health, and performance. Moreover, he is Vice President for Study and Teaching at the German Sport University Cologne since 2014.

Publications

Publications (211)
Chapter
Full-text available
Häufig sind Menschen zwar ausreichend motiviert aktiv zu sein, es mangelt jedoch am Umgang mit Barrieren, die beim Umsetzen der Handlungsabsicht auftreten. Hier kann Barrieremanagement helfen, die Handlung zu starten oder aufrechtzuerhalten. Dieser Beitrag ordnet Barrieren den volitionalen Phasen Zielsetzung, Handlungsplanung, Handlungsinitiierung...
Article
Purpose Although the health hazards of truck drivers are well known, only few studies address the health status of this occupational group. The purpose of this empirical research paper is to evaluate the effects of motivational and volitional coaching on workplace physical activity (WPA) with the provision of a vehicle-integrated fitness device. D...
Article
Digitale Herausforderungen annehmen und therapeutische Angebote auch online ermöglichen – das funktioniert unter anderem mit dem Blended-Care-Ansatz: Hier werden Interventionen in der Praxis durch digitale Komponenten, zum Beispiel Online-Coaching, erweitert.
Article
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The aims of this study were to translate and validate an extended German-language version of the Perceived Locus of Causality Questionnaire (PLOCQ), a questionnaire that assesses behavioural regulations in the physical education (PE) context. Items assessing integrated regulation were added given that the original PLOCQ omits this factor. The sampl...
Chapter
Full-text available
Sportverletzungen sind häufige Ereignisse, die nicht nur ein medizinisches Geschehen darstellen, sondern in hohem Maße durch psychologische Prozesse gekennzeichnet sind. Ursprünglich ausgehend von persönlichkeitsorientierten Ansätzen basieren die meisten Forschungsarbeiten zur Prävention heute auf einem stressorientierten Ansatz. Handlungsorientier...
Conference Paper
In 2009 the German national soccer goalkeeper Robert Enke committed suicide due to severe depression. At the time it was becoming increasingly acknowledged that elite athletes are not protected from or immune to mental health disorders (e.g., depression, burnout, anxiety) but are at the same risk as the normal population (Belz, Kleinert, Ohlert, Ra...
Chapter
Full-text available
Burnout im Sport wird sowohl mit hohen Belastungen und Beanspruchungen bei Trainern als auch bei Athleten verbunden. Erklärungsmodelle sind vielfältig, weshalb im vorliegenden Beitrag eine Synopse entwickelt wird, nach der sowohl Umwelt-, Arbeits- und Tätigkeitsbedingungen als auch körperliche, affektive, kognitive und behaviorale Prozesse auf Seit...
Chapter
Gruppen und Beziehungen sind konstitutiv für das Handeln im Sport. Das Ziel dieses Beitrages ist es daher, gruppen- und beziehungsbezogene Prozesse im Sport zu beleuchten. Hierzu werden zunächst zentrale Begriffe definiert und verschiedene Gruppen- und Beziehungsstrukturen erläutert. Daraufhin werden ausgewählte gruppen- und beziehungsbezogene Proz...
Article
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Background Type 2 diabetes mellitus (T2DM) and coronary heart disease (CHD) are two chronic diseases that cause a tremendous burden. To reduce this burden, several programmes for optimising the care for these diseases have been developed. In Germany, so-called disease management programmes (DMPs), which combine components of Disease Management and...
Article
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Previous research on mental health in sports students often focused on individual aspects (e.g., stress, well-being, and risk for depression) instead of looking at mental health in its entirety. Therefore, the main objective of this study is to offer a more comprehensive analysis of mental health by focusing on the specific target group of sports s...
Article
Full-text available
Although athletes are exposed to various stressors and adversities that may negatively impact mental well-being, only few studies focus on mental well-being in amateur soccer players. The study aims were to analyze mental well-being in amateur soccer players, and whether it is related to team membership. The sample consisted of N = 20 soccer teams...
Article
This study examines the possible effects on objective work performance while using two types of dynamic office workstations (DOWs). 20 participants each used one type with three intensities (seated, light, moderate) and completed a task battery assessing cognitive performance and office work with two levels of complexity. Repeated measures MANOVA s...
Article
Full-text available
INTRODUCTION: This commentary refers to the recently published commentary by Lundkvist et al. (2019)in thisjournal and aims at clearing up an obvious misunderstanding. Lundkvist et al. (2019)critize rightlyat the beginning of their commentary that the BPQ-C (Schaffran et al., 2019) “should not currentlybe used by practitioners and researchers to sc...
Article
Background: Research over the last few decades has shown that high demands can lead to stress. However, high demands do not lead to stress per se as it depends on how an individual copes with demands. There is a lack of experimental studies that test the effectiveness of different coping strategies on stress. Aims: Therefore, the purpose of the pre...
Article
Full-text available
The present research focused on the phenomenon of motivational contagion while being physically active. It can be assumed that communication with significant others impacts upon a person's behavior in situations where communication or interaction is not explicitly intended to change behavior. Specifically, the purpose of the two present studies was...
Article
Zusammenfassung: MentalGestärkt, die Netzwerkinitiative zur Psychischen Gesundheit im Leistungssport, wurde 2011 gegründet und als dezentrale Einrichtung an der Deutschen Sporthochschule Köln installiert. Im vorliegenden Beitrag werden die Entwicklung und die Arbeitsfelder der Initiative beschrieben sowie die Notwendigkeit der Kooperation von unter...
Article
Adolescent soccer players experience many stressors and negative stress-related outcomes. Short-term stress-prevention programs are frequently implemented in youth sports, although there is limited evidence of their usefulness and effectiveness. Thus, the present study evaluated the usefulness and effectiveness of a stress-prevention workshop for a...
Article
Full-text available
The aim of the present study was to examine whether different coping strategies (focus on positive, support coping, active coping and evasive coping) mediate the relationship between emotion-regulation (i.e., emotion acceptance skills, emotion resilience skills and emotion regulation skills) and perceived stress in physical education (PE) teachers....
Article
Context: Low back pain (LBP) is a serious health problem, both in the general population as well as in athletes. Research has shown that psychosocial aspects, such as dysfunctional pain responses, play a significant role in the chronification of LBP. Recent research supports the relevance of the multidisciplinary concept of body image in the inter...
Chapter
In diesem Beitrag wird die positive Wirkung von körperlicher Aktivität und Sport sowohl aus gesundheitsförderlicher und ressourcenorientierter Perspektive (Salutogenese) als auch aus der krankheitsorientierten Perspektive (Pathogenese) betrachtet. Hinsichtlich ihrer gesundheitsförderlichen Wirkung können körperliche Aktivität und Sport die verfügba...
Chapter
Doing exercise and being physically active is an important part of an athlete’s life and often promotes their well-being and mental health. Consequently, an athlete’s mental health is highly at risk when sport participation is impossible due to an injury (Schinke, Stambulova, Si, & Moore, 2018). This risk is not only manifested in a decrease in wel...
Book
Das Buch beschreibt den aktuellen Stand zum Thema Sportsucht und pathologisches Bewegungsverhalten, darunter Definitionen, Prävalenz, Entstehungsbedingungen, Diagnostik und Therapie. Es behandelt sowohl das Auftreten von Sportsucht in spezifischen Bereichen wie Ausdauersport und Fitnesssport als auch die Zusammenhänge mit anderen Störungsbildern wi...
Article
Full-text available
Leistungssportler setzen sich bei der Ausübung ihrer Sportart hohen körperlichen und psychischen Belastungen aus. Kommt es zu einer Verletzung, steht für die betroffenen Athletinnen und Athleten viel auf dem Spiel. Neben der medizinischen Versorgung und Nachbehandlung ist die psychologische Betreuung wichtiger, als viele denken.
Article
Purpose: The purpose of this systematic review was to identify sources of stress, consequences of chronic stress and moderators of stress in physical education teachers and to formulate implications for future research and teacher education. Methods: The initial search identified 2483 publications, including 47 that met the inclusion criteria. Resu...
Article
Objective: In cardiac rehabilitation, long-term adherence to exercise prescription is an important prerequisite to reduce mortality and the risk of recurrent cardiac events. Cohesion seems to be an important predictor of adherence when exercise is conducted in prevention settings, but in clinical settings, this relationship is currently unknown. To...
Article
Full-text available
Psychische und psychosoziale Beeinträchtigungen (PPB) sind im Rahmen der Therapie und Nachbehandlung bei Krebs von hoher Bedeutung. Umfang und Stärke dieser Beeinträchtigungen lassen sich durch Sport- und Bewegungsinterventionen positiv beeinflussen, was inzwischen durch eine Vielzahl von Übersichtsarbeiten belegt ist. Die wichtigsten Erkenntnisse...
Poster
While most theoretical models assume that decisions to sustain exercise are cognitively driven, the possibility that these decisions are influenced by affect is under-appreciated. This study aimed to investigate differences in self-conscious emotions after exercise absenteeism, exercise-identity and behavioral regulations between recreational exerc...
Article
Background: Dysfunctional psychological pain responses, namely fear-avoidance (FAR), including catastrophizing and helplessness, as well as endurance-related responses (ER), including thought suppression and overactivity have been shown to be risk factors for persistent low back pain (LBP). Literature suggests that athletes may differ from non-ath...
Article
Physical education (PE) teachers and PE pre-service teachers are confronted with demands that are specific for physical education. The purpose of this study was to examine perceived stress and coping and their association in PE teachers, PE pre-service teachers and PE students in order to prepare (prospective) PE teachers for handling such specific...
Article
Full-text available
Introduction: Previous research has shown that burnout develops as the result of a continuous imbalance between chronic stress and appropriate coping resources. Hence, the essential factors to measure burnout encompassed the factors stress and recovery within our studies. However, the Burnout Prevention Questionnaire for Coaches (BPQ-C) does not re...
Article
ZUSAMMENFASSUNG Der Beitrag gibt eine Literaturübersicht zu psychologischen Aspekten von Hochintensivem Intervalltraining (HIIT) in der Therapie anhand von 13 Studien mit insgesamt 1204 Patien-ten. Die bisherige Forschung analysiert überwiegend Lebensqualität, Depression, Angst und Erschöpfung. Hin-sichtlich positiver Effekte sind die Ergebnisse in...
Article
Background Depression and suicidal ideation are important health problems in athletes suffering from pain. Dysfunctional pain cognitions, i.e. pain‐related thought suppression (PTS), may play an important role in their etiology. Thought suppression was shown to increase depressive mood, particularly in highly stressed individuals. This cross‐sectio...
Chapter
Full-text available
Sportverletzungen sind häufige Ereignisse, die nicht nur ein medizinisches Geschehen darstel-len, sondern in hohem Maße durch psychologische Prozesse gekennzeichnet sind. Ursprünglich ausgehend von persönlichkeitsorientierten Ansätzen basieren die meisten Forschungsarbeiten zur Prävention heute auf einem stressorientierten Ansatz. Handlungsorientie...
Chapter
Full-text available
Burnout im Sport wird sowohl mit hohen Belastungen und Beanspruchungen bei Trainern als auch bei Athleten verbunden. Erklärungsmodelle sind vielfältig, weshalb im vorliegenden Beitrag eine Synopse entwickelt wird, nach der sowohl Umwelt-, Arbeits- und Tätigkeitsbedingungen als auch körperliche, affektive, kognitive und behaviorale Prozesse auf Seit...
Article
Full-text available
The purpose of this article is to provide a scoping review of the current literature on group flow. Based on the PRISMA-guidelines for systematic reviews, 26 publications were identified that met the inclusion criteria. Publication analyses comprised an individual consideration of each publication and a systematic, integrative synthesis of all publ...
Article
Full-text available
Dynamic office workstations present a promising way to address the problem of inactivity at work, as they combine light physical activity with office tasks. In order to overcome the lack of structured implementation of such devices in office environments and the difficulty of stimulating employees to engage in healthy behaviors, the aim of this stu...
Article
Full-text available
The present field study evaluates the use of dynamic workstations (cycling devices) in a real-life office environment. Specific characteristics of use were recorded and possible relationships with short-term changes in well-being were investigated. For a period of 12 weeks, 36 employees were given free access to eight devices. Frequency, duration a...
Article
Background and aims Body image as an increasing research field has been integrated into pain research within the last years. However, research on cognitive-affective dimensions of body image dependent on different pain groups like acute/subacute and chronic pain patients, and healthy controls is still lacking. Therefore, this study aims to explore...
Article
Full-text available
Background Lumbar back pain and the high risk of chronic complaints is not only an important health concern in the general population but also in high performance athletes. In contrast to non-athletes, there is a lack of research into psychosocial risk factors in athletes. Moreover, the development of psychosocial screening questionnaires that woul...
Article
Objective: The aim of this study was to investigate the use of two types of dynamic workstations (Deskbike, activeLife Trainer) and their effects on physiological activation in an occupational setting. Methods: 30 employees were given access to the devices for 28 days. Frequency and duration of borrowing and use was recorded by a Chipcard-system...
Article
Full-text available
Scant empirical evidence exists on the importance of coaches’ emotional intelligence (EI). This cross-sectional study examined whether coaches’ EI is linked to the perception and satisfaction of their athletes’ basic psychological needs. Coaches (n = 16, male = 68.8%, mean age = 33 ± 11 yrs) and youth athletes (n = 171, male = 46.9%, mean age = 15...
Article
Psychosocial interventions for back pain patients are well established elements of treatment regimens and numerous reviews support their effectiveness. Research is sparse regarding the specific case of elite athletes suffering from back pain (BP), and the effects of psychological treatments in this population. Therefore, based on a biopsychosocial...
Article
Idiopathic as well as nonspecific low back pain is relevant in health care systems as well as in leisure and high-performance sports. Neuromuscular and/or structural deficits, mostly accompanied by biopsychological factors, are known risk factors for both the onset and chronification of symptoms. Meta-analytic evidence describes positive effects of...
Article
Background: Lumbar back pain and the high risk of chronic complaints is not only an important health concern in the general population but also in high performance athletes. In contrast to non-athletes, there is a lack of research into psychosocial risk factors in athletes. Moreover, the development of psychosocial screening questionnaires that wo...
Article
Back pain (BP), a prominent problem for competitive athletes, is a primary reason for limitations in athletic performance and daily life restrictions. As studies on the relationship between psychological variables and BP in athletes are scarce, the aim of this study was to investigate stress and depression in competitive athletes with BP. In a cros...
Article
Mental health disorders (MHD) in elite athletes is a topic that has received increased attention in recent years. The overall aim of this position statement is to enhance awareness of this important topic and to critically discuss optimal service provision for athletes who suffer from MHD. In the first part of the paper a short overview of the rese...
Article
Background: Recovery represents an individualised, psychological construct serving as a buffer for health complaints and back pain. Recovery might also help in reducing chronic back pain (CBP) but has not been examined within CBP rehabilitation. Aim: Testing the acute effects of recovery tools to reduce CBP and stress and to improve recovery. Metho...
Article
Adolescence is a vulnerable period for the development of depression. Research on depression in athletes including adolescent athletes, however, is scarce. The purpose of the present study was to assess the risk for depression depending on the athletes’ age, gender, and performance level. Data were collected from 1,799 German national and state tea...
Article
Full-text available
Despite the urgent need to prevent weight regain in the long-term, it remains questionable whether inpatient multicomponent behavioural obesity treatments positively impact their patients, leaving them with favourable (i.e. autonomous) motivational profiles towards exercising. Based on Organismic Integration Theory, a sub-theory of Self-Determinati...
Article
Paid coaches have to regularly deal with a range of potential stressors in the workplace. These stressors may include emotional and physical demands caused by the complex nature of coaching work. Many coaches have developed useful strategies to cope with these demands. Nevertheless, unexpected changes within the dynamic environment in which they ty...
Article
Context - Explanatory approaches for back pain (BP) in athletes focus on biomechanical factors while neglecting psychological perspectives. Psychological factors have gained importance in the prediction of injuries in athletes and BP in the general population, with stress and recovery emerging as central risk factors. However, scarce evidence exist...
Conference Paper
Unter dem Begriff „Self-Tracking“ wird Verhalten zusammengefasst, welches körperbezogene Daten mittels Fitness-Apps, Wearables oder Smart-Watches dokumentiert, meist mit dem Ziel einer gezielten Trainingssteuerung oder einer dauerhaften Verhaltensänderung. Die psychologischen Bedingungen des Self-Trackings wurden bisher wenig erforscht. Eine releva...
Article
Full-text available
Objective: Motivation is a key variable to consider during exercise or exercise therapy of individuals with back pain. Based on organismic integration theory, this study aims to improve the understanding of exercise motivation in patients and nonpatients by evaluating the relationships between typical motivational profiles and personal characteris...
Conference Paper
Prolonged sedentary work is increasingly discussed as a health risk factor for developing musculoskeletal disorders and cardiovascular diseases. Dynamic workstations are a modern concept to combine light physical activity and desk-based office work. Their effects are evaluated under laboratory conditions but research in occupational settings is lim...
Conference Paper
Full-text available
Self-Tracker quantifizieren und analysieren Schritte, Kalorienverbrauch oder Schlafqualität, meist mit dem Ziel sich selbst und ihr Leben zu optimieren. Menschen, die sich selbst vermessen werden oft als gesundheitsbewusst, leistungsorientiert jedoch auch als kontroll-süchtig umschrieben. Tatsächlich wissen wir jedoch recht wenig über das Trackingv...
Article
Background: Recovery describes a restoring process influencing the health conditions of individuals but a potential link to low back pain (LBP) has not been scrutinized so far. Psychological strategies to deal with LBP have been considered within the biopsychosocial approach but substantial evidence regarding specific psychological underpinnings r...
Chapter
Mit dem vorliegenden Kapitel soll ein Überblick über Methoden, Techniken und Verfahrensweisen gegeben werden, durch die die Wahrscheinlichkeit für das Ausüben von Sport- und Bewegungsverhalten erhöht wird. Dabei wird zwischen zwei Interventionsansätzen unterschieden: zwischen (1) motivationalen Ansätzen, wobei auf Formen der extrinsischen und intri...
Article
Full-text available
Few laboratory experiments have been conducted in loneliness research in the past. Therefore, the purpose of this article is to review, partially investigate and discuss loneliness induction procedures in order to facilitate future laboratory experiments in loneliness research (e.g. to examine the link between loneliness and social cognition). Prev...
Article
Full-text available
Introduction Low back pain (LBP) is a major health issue in athletes and non-athletes often accompanied by considerable restrictions in everyday functioning. Knowledge about differences between those groups regarding LBP parameters (intensity, duration, and disability) and their influence on daily life is still lacking. Hence, the present study aim...
Book
Full-text available
Es stellt sich die Frage, warum vorhandene Ressourcen und strukturelle Möglichkeiten der Verbindung zwischen Arztpraxis und Sportverein zum Zwecke der Steigerung von gesundheitsförderlicher, präventiver oder auch kurativ begleitender Aktivität in Sportvereinen nicht mehr genutzt werden. Im hier vorliegenden Text werden daher zukünftige Herausforder...