Kyoung Doo Kang

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The aim of the present study was to understand if sport improves attention symptoms, social competency, and cognitive functions in children with attention deficit and hyperactivity disorder (ADHD). The present study was designed as a 6-week, prospective trial, including 12 sessions of education/sports therapy. 13 ADHD children participated in a 90-min(More)
Online gaming addiction has been increasingly recognized as a mental disorder. However, the predictive factors that lead to online gaming addiction are not well established. The aim of this study was to identify factors that may influence the development of online gaming addiction. A total of 263 patients with problematic online gaming addiction (255 males(More)
OBJECTIVES Equine-assisted activity and training (EAAT) is thought to improve body balance and clinical symptoms in children with attention deficit hyperactivity disorder (ADHD). The study hypostheses were that EAAT would improve the clinical symptoms and gait balance in children with ADHD and that these improvements would be associated with increased brain(More)
Based on the work of both Eysenck and Nideffer, we hypothesized that higher ranking players (HRP) would have lower competitive anxiety and more flexible attention-shifting, compared to lower ranking players (LRP). In addition, different patterns of attention (low anxiety and flexible attention) would be represented by a different pattern of brain activity(More)
OBJECTIVE In this five-year cohort study, we hypothesize that factors of temperament and character in professional baseball players predict the speed of obtaining success and the quality of success as well as anxiety control. METHODS Participants included 120 male rookie players from the Korea Baseball Organization (KBO) and 107 male non-players with no(More)
BACKGROUND Treatment using aversive conditioning has been suggested for smoking cessation. The efficacy of this method is thought to be associated with cognitive avoidance. We compare differences in avoidance traits and patterns of associated brain activation in response to cues that induce cravings versus aversion between smokers and non-smokers. METHODS(More)
The aim of this study was to investigate the correlation between physical activity (PA) level and mental health status in a population-based sample of Korean female patients with breast cancer. Our analysis included 76 patients with breast cancer and 44 healthy controls. The Korean versions of the International Physical Activity Questionnaire (IPAQ), Beck(More)
OBJECTIVE The side effects of methylphenidate (MPH) on growth remain a controversial concern. This study aimed to investigate the effect of MPH on clinical symptoms, growth, and physical fitness in Korean children. METHODS Fifty male children with attention deficit hyperactivity disorder (ADHD) treated with methylphenidate (MPH-ADHD), 69 MPH-naïve male(More)
OBJECTIVE We assessed the correlation between the deficits of cognition, movement, and brain activity in children with Attention Deficit Hyperactvity Disorder (ADHD). METHOD We recruited 15 children with ADHD and 15 age- and sex-matched healthy control participants. Clinical symptoms, cognitive shifting, movement shifting, and brain activity were assessed(More)
BACKGROUND Perfectionism and burnout have been thought to affect performance in sports. The aim of current study was to analyze differences between members of the Korean Ladies Professional Association (KLPGA) and non-KLPGA golfers as they relate to perfectionism, burnout and commitment as well as analyze the relationship between the same psychological(More)
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