In this study, we examine the relationship between sleep duration and reported levels of optimism in Generation Z (i.e., born after 1996) students aged 17 to 24. This study hypothesizes that optimism and duration of sleep will have a statistically significant positive relationship. Participants in this study are Generation Z college students…

This study aimed to examine the relationship between the caffeine consumption status of students in sports sciences and their happiness levels. The study was quantitative and was conducted with the participation of 228 volunteer students studying in sports sciences from various universities (Artvin Coruh, Trabzon, Bayburt, Igdir, Agri Ibrahim…

The curfew restrictions applied during the pandemic period have had negative physical and psychological effects on people all over the world. Therefore, the aim of the study is examining the effect of distance exercise education on psychological state and body awareness. Twenty-one sedentary women aged 20-30 years participated in the study.…

One of the central goals of school physical education (PE) is to improve physical literacy in youth to nurture their ability, confidence, and desire to be physically active for life. The aim of this study was to examine the stability of the selected PE-centered physical literacy indicators on school students' objectively measured…

Objective: Describe and compare levels of happiness, psychological well-being, perceived stress, and health behaviors of university students. Participants: Thai university students were selected (N = 478) during November 2016 using random cluster sampling. Methods: A health and well-being questionnaire was constructed, translated from English to…

Introduction: Premenstrual dysphoric disorder (PMDD) is a cluster of emotional, and physical symptoms PMDD is a more serious and severe premenstrual condition that affects about 5% of women during their reproductive years. Although PMDD, like PMS, may include physical symptoms, it always involves a worsening of mood that interferes significantly…

Although Erikson (1968) originally conceptualized identity development as a process of becoming at home in one's body, little work has been done linking identity development and research on the body. This study examines how trajectories of the development of body esteem over time are related to young people's sense of identity and psychological…

Objective: Obesity and its comorbidities have emerged as a leading public health concern. The aim of this study was to explore the relationship between body mass index (BMI) and sleep patterns, including duration and disturbances. Methods: A convenience sample of 515 college students completed an online survey consisting of the Pittsburgh Sleep…

Background: To gain more insight into the antecedent factors of restraint in institutionalised people with intellectual disability (ID), the role played by several demographic and psychological client variables was investigated. Methods: The data of 475 people (age range 12-95 years) who were residents in a Dutch institution for people with ID…

Night eating syndrome criteria include skipping breakfast, night eating, and sleep difficulties. It is associated with mood disturbances, particularly depression, and may contribute to later obesity development. Most research on night eating syndrome has focused on obese persons seeking weight loss treatment, and little is known about night eating…

The authors' previous work and the data reported in the preceding chapters of this monograph provide conclusive evidence of the persistent nature of the negative impact of early severe deprivation. Institutional deprivation, despite the good outcomes for many, was often associated with substantial impairment and disorder across a wide range of…

Background: Adolescence may be a crucial period for developing obesity and associated mental health problems. This study examined the relationship of weight status on body image, eating behavior, and depressive symptoms in youth. Methods: A survey was conducted on 1490 youth attending grades 7-12. Participants completed questionnaires on body…

Objective: To investigate weight perception and related psychological factors in Chinese adolescents. Methods: A questionnaire on weight perception, academic performance, stress, hostility, and depression was completed by 6863 middle and high school students. Weight and height were measured. Results: Overweight perception was related to…

We compared health status, anthropometric and psychological development of 123 children adopted before 18 months of age from China, East Asia (Vietnam, Taiwan, Thailand, South Korea, Cambodia), and Eastern Europe (mostly Russia). Data were collected close to the time of arrival, and 3 and 6 months later. Anthropometric measures included weight,…