BACKGROUND Researchers have begun to focus on age and sex differences in concussion outcomes. Results suggest that younger athletes and female athletes may take longer to recover from a concussion. However, little is known about the interactive effects of age and sex on symptoms, neurocognitive testing (NCT), and postural stability. HYPOTHESIS/PURPOSE The purpose of the study was to examine s...

Recent theoretical discussion of the infl uence of betweenand within-culture factors on social behaviors suggests that both approaches may be useful. The present study was designed to investigate the joint infl uence of sociocultural (between-group) and individual (within-group) factors on resource allocation preferences. Brazilian (n = 166) and European-American (n = 99) children with ages ran...

This study aimed to examine the relationships among various stepping parameters, sex, and age in the elderly. Healthy elderly Japanese individuals 60-85 years old (50 males and 61 females) performed 4 types of stepping motions for 20 s. Stepping motions included bilateral stepping (back/forth and right/left) and unilateral stepping (back/forth and right/left). The number of steps, the average c...

CONTEXT "Sugar daddy" relationships, which are characterized by large age and economic asymmetries between partners, are believed to be a major factor in the spread of HIV in Sub-Saharan Africa. Information is needed about sugar daddy partnerships-and about age and economic asymmetries more generally-to determine how common they are and whether they are related to unsafe sexual behavior. METH...

This study examined differences in body-related shame, guilt, pride, and envy based on intrapersonal characteristics of sex, age, and weight status in 527 Canadian adults. Compared to men, women reported significantly higher shame and guilt contextualized to the body. No sex differences were observed for envy or pride. Middle-aged adults reported higher shame and lower pride compared with young...