To examine the information content of mental representations of three-dimensional objects, 21 participants performed a mental rotation task with the classic Shepard and Metzler (1971) figures. We compared conditions in which the figures were monochromatic, a condition in which they were colored consistently, and a condition in which they were colored inconsistently. Color affected performance o...

INTRODUCTION Two great changes in developed countries are taking place: populations are ageing and becoming increasingly overweight. Combination of these factors with shift work is a risk factor for work ability and mental workload that are dynamic processes which change greatly throughout an individual's work life. The aim of this study was to investigate mental workload and work ability in te...

BACKGROUND We studied the prevalence of common mental disorders among Dutch hospital physicians and investigated whether the presence of a mental disorder was associated with insufficient self-reported work ability. METHODS A questionnaire was sent to all (n = 958) hospital physicians of one academic medical center, using validated scales to assess burnout, work-related fatigue, stress, postt...

This study used a longitudinal method to investigate relations between motor abilities and mental health in young children. We analyzed data of 38 Japanese children who were 3–6 years old. administered the Movement Assessment Battery for Children–Second edition (MABC2) Strength Difficulties Questionnaire (SDQ) at 3–4 5–6 age: MABC2 was evaluate each child’s ability; SDQ assess degree their diff...