Hazzaa M Al-Hazzaa
Biographic Data
| ID | 6841967 |
|---|---|
| NAME | Hazzaa M Al-Hazzaa |
| GIVEN NAMES | Hazzaa M |
| FAMILY NAME | Al-Hazzaa |
| SIGNATURE | AL-HAZZAA H M |
| AFFILIATIONS | King Saud University |
| ORCID | 0000-0002-3099-0389 |
| VERIFIED | Yes |
| TOTAL WORKS | 27 |
| TOTAL CITATIONS | 0 |
| AUTHOR COUNT | 27 |
| EDITOR COUNT | 0 |
| FIRST PUBLICATION YEAR | 1990 |
| LATEST PUBLICATION YEAR | 2026 |
| H-INDEX | 0 |
Obesity and its relationship with lifestyle behaviors among Kuwaiti adolescents revisited after 15 years: A study protocol
Background: Lifestyle behaviors such as physical activity, sedentary time, sleep, and dietary habits play a central role in shaping adolescent health. In Kuwait, the Arab Teens Lifestyle Study (ATLS), conducted in 2009/2010, reported that nearly half of adolescents were overweight or obese, with physical inactivity and unhealthy dietary patterns emerging as key correlates. Over the past 15 years, profound societal changes, including accelerated d…
A methodological study revisiting obesity and lifestyle behaviors of Jordanian adolescents in Amman after 14 years
Lifestyle factors are associated with many adverse health outcomes. Adolescence represents a critical developmental period during which individual lifestyle behaviors are established. Regularly monitoring lifestyle behaviors, including physical activity (PA), sleep, dietary habits, and sedentary time, during adolescence is important. In 2011, a school-based study conducted in several major Arab cities including Amman, Jordan. The main findings in…
Stakeholder perspectives on surveillance of physical activity and monitoring and evaluation of interventions in Saudi Arabia
M&E of PA in Saudi Arabia requires a multi-stakeholder, multi-sectoral approach, facilitated by creating a specialized governance and leadership committee. Some recommendations include establishing a multi-sectoral structure to lead PA in Saudi Arabia and developing mechanisms for sharing experiences and knowledge. Policymakers need to embrace such an agenda and advance discussions on the scope and structure of M&E and surveillance systems for PA
Worldwide trends in underweight and obesity from 1990 to 2022: A pooled analysis of 3663 population-representative studies with 222 million children, adolescents, and adults
BACKGROUND: Underweight and obesity are associated with adverse health outcomes throughout the life course. We estimated the individual and combined prevalence of underweight or thinness and obesity, and their changes, from 1990 to 2022 for adults and school-aged children and adolescents in 200 countries and territories. METHODS: ). For school-aged children and adolescents, we report thinness (BMI 2 SD above the median). FINDINGS: From 1990 to 20…
Feasibility and acceptability of a cohort study baseline data collection of device-measured physical behaviors and cardiometabolic health in Saudi Arabia: Expanding the Prospective Physical Activity, …
Based on successful methodology, data collection results, and participants' acceptability, the ProPASS protocols are feasible to administer in Saudi Arabia. These findings are promising for establishing a prospective cohort in Saudi Arabia
Comprehensive assessment of physical activity policies and initiatives in Saudi Arabia 2016–2022
Objective: This study aimed to review health-enhancing physical activity (HEPA) policies and initiatives introduced in Saudi Arabia (SA) since 2016 and identify the gaps in their design and implementation. Methods: A combination of methods was used, including semi-structured interviews with key informants from relevant entities (such as those from the ministries of health, education, sports, tourism, and other regulatory bodies) and a review of p…
Public policies to increase physical activity and reduce sedentary behavior: A narrative synthesis of “reviews of reviews”
BACKGROUND: Physical inactivity among the general population is of great concern in public health. OBJECTIVE: This narrative review aims to identify promising physical activity (PA) public policies based on the best available evidence from the literature. METHODS: The study is a narrative synthesis of 'reviews of reviews' of public policies designed to increase physical activity among either (a) youths or (b) the community at large. We searched t…
Breakfast Eating Habits and Lifestyle Behaviors among Saudi Primary School Children Attending Public Versus Private Schools
We investigated breakfast eating habits and lifestyle behaviors among Saudi school children attending public versus private schools. A random sample of 1149 children (girls: 54.4%) from public and private schools was selected from elementary schools using the multistage stratified cluster method. Measurements included body weight, height, body mass index (BMI), and self-reported questionnaires filled by the child's parents. There was no significa…
Height and body-mass index trajectories of school-aged children and adolescents from 1985 to 2019 in 200 countries and territories: A pooled analysis of 2181 population-based studies with 65 million p…
BACKGROUND: Comparable global data on health and nutrition of school-aged children and adolescents are scarce. We aimed to estimate age trajectories and time trends in mean height and mean body-mass index (BMI), which measures weight gain beyond what is expected from height gain, for school-aged children and adolescents. METHODS: For this pooled analysis, we used a database of cardiometabolic risk factors collated by the Non-Communicable Disease …
Breakfast consumption among Saudi primary-school children relative to sex and socio-demographic factors
The proportion of school children who ate daily breakfast at home was low, which may have implications for children's school performance. Effort is needed to promote daily breakfast consumption among Saudi school children and to introduce appropriate interventions aimed at promoting daily breakfast consumption among Saudi children
Rising rural body-mass index is the main driver of the global obesity epidemic in adults
Body-mass index (BMI) has increased steadily in most countries in parallel with a rise in the proportion of the population who live in cities 1,2 . This has led to a widely reported view that urbanization is one of the most important drivers of the global rise in obesity 3–6 . Here we use 2,009 population-based studies, with measurements of height and weight in more than 112 million adults, to report national, regional and global trends in mean B…
The Relationship between Lifestyle Factors and Obesity Indices among Adolescents in Qatar
Background: Physical inactivity, sedentary behaviour and an unhealthy diet are factors that may increase weight and general and/or abdominal obesity. Objective: To evaluate the relationship between general and abdominal obesity and lifestyle factors among adolescents in Qatar. Methods: The study data are based on the Arab Teens Lifestyle Study (ATLS). The target population consisted of 1184 adolescents aged between 14 and 18 years old (563 boys a…
Worldwide trends in body-mass index, underweight, overweight, and obesity from 1975 to 2016: A pooled analysis of 2416 population-based measurement studies in 128·9 million children, adolescents, and …
BACKGROUND: Underweight, overweight, and obesity in childhood and adolescence are associated with adverse health consequences throughout the life-course. Our aim was to estimate worldwide trends in mean body-mass index (BMI) and a comprehensive set of BMI categories that cover underweight to obesity in children and adolescents, and to compare trends with those of adults. METHODS: We pooled 2416 population-based studies with measurements of height…
Level of Sedentary Behavior and Its Associated Factors among Saudi Women Working in Office-Based Jobs in Saudi Arabia
Research in Saudi Arabia has revealed a shocking level of insufficiently physically active adults, particularly women. The risk of sedentary behavior will likely increase as the number of women with office-based jobs increases. The aim of this study is to determine the level of sedentary behavior, and its associated factors, among Saudi women working office-based jobs in the city of Riyadh. A cross-sectional study of 420 Saudi female employees at…
Prevalence and association of female weight status and dietary habits with sociodemographic factors: A cross-sectional study in Saudi Arabia
Objective Research about the prevalence of underweight and overweight/obesity in the Saudi Arabian female population is limited. The aim of the present study was to examine the dietary habits and the prevalence of underweight and overweight/obesity and associated factors among female university students. Design A cross-sectional study. Setting A university centre for female students in south-western Saudi Arabia. Subjects The study involved 663 r…
Physical activity and dietary habits among Moroccan adolescents
Objective The study aimed to detail the lifestyle (physical activity and dietary habits) of Moroccan adolescents. Design Cross-sectional study undertaken in the framework of the ATLS (Arab Teens Lifestyle Study). Setting Physical activity and dietary habits were determined using a validated questionnaire in public secondary schools. Subjects A total of 669 adolescents aged 15·0–19·9 years were randomly recruited from Kenitra, Morocco. Results Phy…
Anthropometric and lifestyle characteristics of active and inactive saudi and british adolescents
OBJECTIVES: To compare the anthropometric and lifestyle characteristics of active and inactive adolescents in Saudi Arabia and Britain. METHODS: A school-based cross-sectional study was conducted at four cities in Saudi Arabia (Riyadh and Al-Khobar; N = 1,648) and Britain (Birmingham and Coventry; N = 1,158). The participants (14- to 18-year-olds) were randomly selected using a multistage stratified cluster sampling. Measurements included anthrop…
Physical activity, sedentary behaviours and dietary habits among Kuwaiti adolescents: Gender differences
Objective The present study was designed to assess physical activity, sedentary behaviours and dietary habits among adolescents in Kuwait and to compare the differences between genders. Design A cross-sectional study was conducted among secondary-school children who participated in the Arab Teens Lifestyle Study (ATLS), a multi-centre collaborative project. Setting Secondary schools in Kuwait. Subjects Adolescents (463 boys and 443 girls), aged 1…
A Cross-Cultural Comparison of Health Behaviors between Saudi and British Adolescents Living in Urban Areas: Gender by Country Analyses
This study investigated the cross-cultural differences and similarity in health behaviors between Saudi and British adolescents. A school-based cross-sectional study was conducted at four cities in Saudi Arabia (Riyadh and Al-Khobar; N = 1,648) and Britain (Birmingham and Coventry; N = 1,158). The participants (14-18 year-olds) were randomly selected using a multistage stratified cluster sampling technique. Measurements included anthropometric, s…
Female University Students’ Physical Activity Levels and Associated Factors—A Cross-Sectional Study in Southwestern Saudi Arabia
This study raises four important determinants for female university students' PA levels. These factors could be of great importance in the endeavor to prevent the health-threatening increase in physical inactivity patterns and thus non-communicable diseases and obesity where the focus should be on the specific situation and needs of women in Saudi Arabia
Joint associations of body mass index and waist-to-height ratio with sleep duration among Saudi adolescents
The joint association of high BMI-high WHtR increases adolescent's risk of having reduced sleep duration. Future research should seek to confirm such findings and provide an explanation for this association
Obesity, Physical Activity and Sedentary Behavior Amongst British and Saudi Youth: A Cross-Cultural Study
This study explores differences in weight status, obesity and patterns of physical activity (PA) in relation to gender and age of youth from two culturally, environmentally and geographically diverse countries, the United Kingdom (UK) and Saudi Arabia (SA). A total of 2,290 males and females (15-17 years) volunteered to participate in this study. Participants completed a validated self-report questionnaire that contained 47 items relating to patt…
Lifestyle factors associated with overweight and obesity among Saudi adolescents
The present study identified several lifestyle factors associated with obesity that may represent valid targets for the prevention and management of obesity among Saudi adolescents. Primary prevention of obesity by promoting active lifestyles and healthy diets should be a national public health priority
Convergent Validity of the Arab Teens Lifestyle Study (ATLS) Physical Activity Questionnaire
The Arab Teens Lifestyle Study (ATLS) is a multicenter project for assessing the lifestyle habits of Arab adolescents. This study reports on the convergent validity of the physical activity questionnaire used in ATLS against an electronic pedometer. Participants were 39 males and 36 females randomly selected from secondary schools, with a mean age of 16.1 ± 1.1 years. ATLS self-reported questionnaire was validated against the electronic pedometer…
Health-enhancing physical activity among Saudi adults using the International Physical Activity Questionnaire (Ipaq)
Objectives To describe the physical activity profile of Saudi adults living in Riyadh, using the International Physical Activity Questionnaire (IPAQ) short-version telephone format. Methods Physical activity was assessed using the official Arabic short form of IPAQ, intended for use in telephone interview. The instrument asks for times spent in walking, moderate- and vigorous-intensity physical activity of at least 10 min duration. The sample con…
No prominent works on this page.
Anthropometric measurements of Saudi boys aged 6–14 years
Anthropometric measurements of 1169 Saudi school boys between the ages of 6 and 14 years are reported. The boys were randomly selected from primary schools in the city of Riyadh, Saudi Arabia. Measurements of height, weight, grip strength, chest, triceps and subscapular skinfold thicknesses as well as biacromial, chest, bi-iliac, knee, and elbow breadths were taken. Saudi boys have slightly lower values for body weight and height than American bo…
Health-enhancing physical activity among Saudi adults using the International Physical Activity Questionnaire (Ipaq)
Objectives To describe the physical activity profile of Saudi adults living in Riyadh, using the International Physical Activity Questionnaire (IPAQ) short-version telephone format. Methods Physical activity was assessed using the official Arabic short form of IPAQ, intended for use in telephone interview. The instrument asks for times spent in walking, moderate- and vigorous-intensity physical activity of at least 10 min duration. The sample con…
Pedometer-determined Physical Activity among Obese and Non-obese 8- to 12-year-old Saudi Schoolboys
Physical activity levels were measured in obese and non-obese 8- to 12- year-old schoolboys (n=296). Anthropometric measures included weight, height, body mass index (BMI), triceps and subscapular skinfolds, predicted fat percentage, fat mass (FM), fat-free mass (FFM), FM index (FMI), and FFM index (FFMI). Physical activity was assessed using an electronic pedometer for three continuous weekdays. Boys were divided into active and inactive groups …
Convergent Validity of the Arab Teens Lifestyle Study (ATLS) Physical Activity Questionnaire
The Arab Teens Lifestyle Study (ATLS) is a multicenter project for assessing the lifestyle habits of Arab adolescents. This study reports on the convergent validity of the physical activity questionnaire used in ATLS against an electronic pedometer. Participants were 39 males and 36 females randomly selected from secondary schools, with a mean age of 16.1 ± 1.1 years. ATLS self-reported questionnaire was validated against the electronic pedometer…
Obesity, Physical Activity and Sedentary Behavior Amongst British and Saudi Youth: A Cross-Cultural Study
This study explores differences in weight status, obesity and patterns of physical activity (PA) in relation to gender and age of youth from two culturally, environmentally and geographically diverse countries, the United Kingdom (UK) and Saudi Arabia (SA). A total of 2,290 males and females (15-17 years) volunteered to participate in this study. Participants completed a validated self-report questionnaire that contained 47 items relating to patt…
Lifestyle factors associated with overweight and obesity among Saudi adolescents
The present study identified several lifestyle factors associated with obesity that may represent valid targets for the prevention and management of obesity among Saudi adolescents. Primary prevention of obesity by promoting active lifestyles and healthy diets should be a national public health priority
A Cross-Cultural Comparison of Health Behaviors between Saudi and British Adolescents Living in Urban Areas: Gender by Country Analyses
This study investigated the cross-cultural differences and similarity in health behaviors between Saudi and British adolescents. A school-based cross-sectional study was conducted at four cities in Saudi Arabia (Riyadh and Al-Khobar; N = 1,648) and Britain (Birmingham and Coventry; N = 1,158). The participants (14-18 year-olds) were randomly selected using a multistage stratified cluster sampling technique. Measurements included anthropometric, s…
Female University Students’ Physical Activity Levels and Associated Factors—A Cross-Sectional Study in Southwestern Saudi Arabia
This study raises four important determinants for female university students' PA levels. These factors could be of great importance in the endeavor to prevent the health-threatening increase in physical inactivity patterns and thus non-communicable diseases and obesity where the focus should be on the specific situation and needs of women in Saudi Arabia
Joint associations of body mass index and waist-to-height ratio with sleep duration among Saudi adolescents
The joint association of high BMI-high WHtR increases adolescent's risk of having reduced sleep duration. Future research should seek to confirm such findings and provide an explanation for this association
Anthropometric and lifestyle characteristics of active and inactive saudi and british adolescents
OBJECTIVES: To compare the anthropometric and lifestyle characteristics of active and inactive adolescents in Saudi Arabia and Britain. METHODS: A school-based cross-sectional study was conducted at four cities in Saudi Arabia (Riyadh and Al-Khobar; N = 1,648) and Britain (Birmingham and Coventry; N = 1,158). The participants (14- to 18-year-olds) were randomly selected using a multistage stratified cluster sampling. Measurements included anthrop…
Physical activity, sedentary behaviours and dietary habits among Kuwaiti adolescents: Gender differences
Objective The present study was designed to assess physical activity, sedentary behaviours and dietary habits among adolescents in Kuwait and to compare the differences between genders. Design A cross-sectional study was conducted among secondary-school children who participated in the Arab Teens Lifestyle Study (ATLS), a multi-centre collaborative project. Setting Secondary schools in Kuwait. Subjects Adolescents (463 boys and 443 girls), aged 1…
Prevalence and association of female weight status and dietary habits with sociodemographic factors: A cross-sectional study in Saudi Arabia
Objective Research about the prevalence of underweight and overweight/obesity in the Saudi Arabian female population is limited. The aim of the present study was to examine the dietary habits and the prevalence of underweight and overweight/obesity and associated factors among female university students. Design A cross-sectional study. Setting A university centre for female students in south-western Saudi Arabia. Subjects The study involved 663 r…
Physical activity and dietary habits among Moroccan adolescents
Objective The study aimed to detail the lifestyle (physical activity and dietary habits) of Moroccan adolescents. Design Cross-sectional study undertaken in the framework of the ATLS (Arab Teens Lifestyle Study). Setting Physical activity and dietary habits were determined using a validated questionnaire in public secondary schools. Subjects A total of 669 adolescents aged 15·0–19·9 years were randomly recruited from Kenitra, Morocco. Results Phy…
Worldwide trends in body-mass index, underweight, overweight, and obesity from 1975 to 2016: A pooled analysis of 2416 population-based measurement studies in 128·9 million children, adolescents, and …
BACKGROUND: Underweight, overweight, and obesity in childhood and adolescence are associated with adverse health consequences throughout the life-course. Our aim was to estimate worldwide trends in mean body-mass index (BMI) and a comprehensive set of BMI categories that cover underweight to obesity in children and adolescents, and to compare trends with those of adults. METHODS: We pooled 2416 population-based studies with measurements of height…
Level of Sedentary Behavior and Its Associated Factors among Saudi Women Working in Office-Based Jobs in Saudi Arabia
Research in Saudi Arabia has revealed a shocking level of insufficiently physically active adults, particularly women. The risk of sedentary behavior will likely increase as the number of women with office-based jobs increases. The aim of this study is to determine the level of sedentary behavior, and its associated factors, among Saudi women working office-based jobs in the city of Riyadh. A cross-sectional study of 420 Saudi female employees at…
Rising rural body-mass index is the main driver of the global obesity epidemic in adults
Body-mass index (BMI) has increased steadily in most countries in parallel with a rise in the proportion of the population who live in cities 1,2 . This has led to a widely reported view that urbanization is one of the most important drivers of the global rise in obesity 3–6 . Here we use 2,009 population-based studies, with measurements of height and weight in more than 112 million adults, to report national, regional and global trends in mean B…
The Relationship between Lifestyle Factors and Obesity Indices among Adolescents in Qatar
Background: Physical inactivity, sedentary behaviour and an unhealthy diet are factors that may increase weight and general and/or abdominal obesity. Objective: To evaluate the relationship between general and abdominal obesity and lifestyle factors among adolescents in Qatar. Methods: The study data are based on the Arab Teens Lifestyle Study (ATLS). The target population consisted of 1184 adolescents aged between 14 and 18 years old (563 boys a…
Height and body-mass index trajectories of school-aged children and adolescents from 1985 to 2019 in 200 countries and territories: A pooled analysis of 2181 population-based studies with 65 million p…
BACKGROUND: Comparable global data on health and nutrition of school-aged children and adolescents are scarce. We aimed to estimate age trajectories and time trends in mean height and mean body-mass index (BMI), which measures weight gain beyond what is expected from height gain, for school-aged children and adolescents. METHODS: For this pooled analysis, we used a database of cardiometabolic risk factors collated by the Non-Communicable Disease …
Breakfast consumption among Saudi primary-school children relative to sex and socio-demographic factors
The proportion of school children who ate daily breakfast at home was low, which may have implications for children's school performance. Effort is needed to promote daily breakfast consumption among Saudi school children and to introduce appropriate interventions aimed at promoting daily breakfast consumption among Saudi children
Breakfast Eating Habits and Lifestyle Behaviors among Saudi Primary School Children Attending Public Versus Private Schools
We investigated breakfast eating habits and lifestyle behaviors among Saudi school children attending public versus private schools. A random sample of 1149 children (girls: 54.4%) from public and private schools was selected from elementary schools using the multistage stratified cluster method. Measurements included body weight, height, body mass index (BMI), and self-reported questionnaires filled by the child's parents. There was no significa…
Comprehensive assessment of physical activity policies and initiatives in Saudi Arabia 2016–2022
Objective: This study aimed to review health-enhancing physical activity (HEPA) policies and initiatives introduced in Saudi Arabia (SA) since 2016 and identify the gaps in their design and implementation. Methods: A combination of methods was used, including semi-structured interviews with key informants from relevant entities (such as those from the ministries of health, education, sports, tourism, and other regulatory bodies) and a review of p…
Public policies to increase physical activity and reduce sedentary behavior: A narrative synthesis of “reviews of reviews”
BACKGROUND: Physical inactivity among the general population is of great concern in public health. OBJECTIVE: This narrative review aims to identify promising physical activity (PA) public policies based on the best available evidence from the literature. METHODS: The study is a narrative synthesis of 'reviews of reviews' of public policies designed to increase physical activity among either (a) youths or (b) the community at large. We searched t…
Worldwide trends in underweight and obesity from 1990 to 2022: A pooled analysis of 3663 population-representative studies with 222 million children, adolescents, and adults
BACKGROUND: Underweight and obesity are associated with adverse health outcomes throughout the life course. We estimated the individual and combined prevalence of underweight or thinness and obesity, and their changes, from 1990 to 2022 for adults and school-aged children and adolescents in 200 countries and territories. METHODS: ). For school-aged children and adolescents, we report thinness (BMI 2 SD above the median). FINDINGS: From 1990 to 20…
Feasibility and acceptability of a cohort study baseline data collection of device-measured physical behaviors and cardiometabolic health in Saudi Arabia: Expanding the Prospective Physical Activity, …
Based on successful methodology, data collection results, and participants' acceptability, the ProPASS protocols are feasible to administer in Saudi Arabia. These findings are promising for establishing a prospective cohort in Saudi Arabia
Stakeholder perspectives on surveillance of physical activity and monitoring and evaluation of interventions in Saudi Arabia
M&E of PA in Saudi Arabia requires a multi-stakeholder, multi-sectoral approach, facilitated by creating a specialized governance and leadership committee. Some recommendations include establishing a multi-sectoral structure to lead PA in Saudi Arabia and developing mechanisms for sharing experiences and knowledge. Policymakers need to embrace such an agenda and advance discussions on the scope and structure of M&E and surveillance systems for PA
Obesity, Physical Activity, Diet (26 works) · Medicine (25 works) · Demography (20 works) · Physical Activity and Health (18 works) · Environmental health (16 works) · Demography (15 works) · Obesity (14 works) · Body mass index (13 works) · Physical activity (13 works) · Physical therapy (13 works)