Publications by authors named "Cindy Leung"

Introduction: Millions of U.S. families rely on the Supplemental Nutrition Assistance Program (SNAP) to afford food.

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Household food insecurity affects 13.5% of US households and is associated with short and long-term negative health outcomes. Food addiction, which posits that highly processed (HP) foods may trigger addictive responses akin to substance use disorders (SUD), occurs in approximately 15% of adults.

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Background: Mindful eating, a practice that encourages attention to sensations and awareness during the eating experience, has shown effectiveness in inducing positive behavioral changes. Mindful eating practices have been examined in relation to energy intake (i.e.

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Background: Food insecurity (FI) continues to be a significant public health concern and is associated with myriad physical and mental health consequences. Increased understanding of conditions around its occurrence throughout the life course are needed. However, research has been limited due to inadequate measurement tools and study length.

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Background And Objectives: Diet quality has improved over time for US adults and youth aged ≥2 years. Trends over time and disparities in the diet quality of toddlers 12 through 23 months old have not been documented. Our objective was to investigate the direction and magnitude of toddler diet quality trends from 1999 to 2018 overall and by household socioeconomic status.

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Background: Ultraprocessed foods (UPFs) comprise >50% of United States adults' energy intake, with the proportion of calories from UPFs increasing over time and the proportion of unprocessed/minimally processed foods (MPFs) decreasing over time. Whether UPFs are primarily consumed at home (AH) or away from home (AFH) is important to inform policies and messages to improve dietary quality.

Objectives: We examined trends in consumption of UPFs and MPFs AH and AFH in a nationally representative sample of United States adults and within sociodemographic subgroups.

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Article Synopsis
  • Chain restaurants in the US are promoting healthier and climate-conscious menu options, but research on their actual impact is limited.
  • A study analyzed menu data from 75 large chain restaurants between 2013-2021 to assess the availability and nutritional profiles of meat-based versus meat-free items.
  • While meat-free items generally had lower calories and better nutritional profiles, their availability hasn't significantly increased, indicating minimal progress in reducing climate impact.
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In response to economic distress and food insecurity during the COVID-19 pandemic, Congress expanded the Supplemental Nutrition Assistance Program (SNAP) by introducing emergency allotments to increase monthly benefits, starting in March 2020. In March 2023, emergency allotments expired in the thirty-five states and territories still offering them. We provide some of the first evidence of the impacts of this loss of nutrition support-in some cases, more than $250 a month-for economically disadvantaged households.

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Objectives: Growing research suggests that food insecurity is associated with worse cognitive functioning; however, prospective studies are needed to examine food insecurity and dementia risk. Using longitudinal and nationally representative data, we examined the effects of food insecurity on dementia risk among older adults.

Methods: Data were from 3,232 adults (≥65 years) from the Panel Study of Income Dynamics.

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Background: Childhood food insecurity can persist among low socioeconomic areas in high-income countries. Universal Free School Meal (UFSM) programs are designed to respond to this pressing issue. This study aimed to conduct a multi-year evaluation of the DIATROFI Program's impact on household food insecurity in Greece.

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Background: Food insecurity is a pivotal determinant of health outcomes. Little evidence exists on the association between food insecurity and health behaviors and outcomes, including diet quality, among graduate students or postdoctoral trainees.

Objectives: This study aimed to examine the association between food insecurity and diet quality among graduate students and postdoctoral trainees at 3 health-focused graduate schools (public health, medical, and dental medicine) within Harvard University.

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Background: Costa Rica is experiencing a fast demographic aging. Healthy diets may help to ameliorate the burden of aging-related conditions.

Objective: This study aimed to investigate the association of a traditional dietary pattern and 2 of its major components (beans and rice) with all-cause mortality among elderly Costa Ricans.

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Background: Effective interventions for metabolic liver disease include optimized nutritional intake. It is increasingly clear, however, that many patients with metabolic liver disease lack the resources to execute nutritional advice. Data on the trends of food insecurity are needed to prioritize public health strategies to address the burden of liver disease.

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Background: Food insecurity, lack of access to sufficient food for an active, healthy life, is a persistent problem in the United States. Recently, nutrition security has emerged as a new concept. However, limited research exists examining how nutrition security relates to the established concept of food security.

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Background: The COVID-19 pandemic has not only caused tremendous loss of life and health but has also greatly disrupted the world economy. The impact of this disruption has been especially harsh in urban settings of developing countries. We estimated the impact of the pandemic on the occurrence of food insecurity in a cohort of women living in Mexico City, and the socioeconomic characteristics associated with food insecurity severity.

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Article Synopsis
  • The study investigates how sexual identity, race, and ethnicity impact cardiovascular health disparities, highlighting a gap in existing research on these intersections.
  • Using data from the National Health and Nutrition Examination Survey, it analyzes cardiovascular health in noninstitutionalized, nonpregnant adults aged 18-59, focusing on self-reported sexual identity and race/ethnicity.
  • Results indicate that Black, Hispanic, and White sexual minority women have lower cardiovascular health scores compared to heterosexual women, after controlling for age, survey year, and socioeconomic factors.
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Background: Food insecurity, a social and economic condition of limited availability of healthy food, is a risk factor for adverse cardiovascular health outcomes among adults; few studies have been conducted in adolescents. This study explores the association between food insecurity and cardiovascular health risk factors among a nationally representative sample of US adolescents, adopting the American Heart Association's Life's Essential 8 metric.

Methods And Results: We analyzed data from 2534 adolescents aged 12 to 19 years from the 2013 to 2018 National Health and Nutrition Examination Surveys.

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Background: Food insecurity (FI) is a pressing public health concern among older adults and has been associated with adverse cardiovascular outcomes. Greater systemic inflammation may provide a pathway to explain these associations, but few studies have examined the link between FI and markers of inflammation. Thus, the objective of the present study was to evaluate the associations between FI and multiple inflammatory and immune functioning biomarkers using a nationally representative study of US adults aged > 50 years.

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Importance: Health care systems are increasingly adopting methods to screen for and integrate food insecurity and other social risk factors into electronic health records. However, there remain knowledge gaps regarding the cumulative burden of food insecurity in large clinical settings, which patients are most at risk, and the extent to which patients are interested in social assistance through their health care system.

Objective: To evaluate the 5-year prevalence and associated risk factors of food insecurity among adult primary care patients, and to examine factors associated with patients' interest in social assistance among those with food insecurity.

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Food insecurity is highly prevalent and linked to poorer diet and worse metabolic outcomes. Food insecurity can be stressful, and could elicit chronic psychological and physiological stress. In this study, we tested whether stress could be used to identify those at highest risk for worse diet and metabolic measures from food insecurity.

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Background: Cooking at home has been promoted as a strategy to improve diet quality; however, the association between cooking behavior and ultra-processed food intake is unknown.

Objective: The objective of this study was to examine associations between frequency of cooking dinner at home and time spent cooking dinner with ultra-processed food intake.

Design: Cross-sectional, nationally representative data from the 2007-2010 National Health and Nutrition Examination Survey were analyzed.

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Importance: Food insecurity is a critical social determinant of health for older adults. Understanding national food insecurity trends among families with older adults has important policy implications.

Objective: To compare food insecurity trends among US families with an older adult from 1999 to 2003 and 2015 to 2019 and further stratify the analysis by race and ethnicity, socioeconomic status markers, and enrollment in the federal Supplemental Nutrition Assistance Program (SNAP).

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Importance: Food insecurity on college campuses has emerged as an urgent public health priority; however, there has been a lack of studies focused on graduate students or postdoctoral trainees, particularly those enrolled at private academic institutions.

Objective: To estimate the prevalence of and factors associated with food insecurity among graduate students and postdoctoral trainees at a private academic university in Boston, Massachusetts.

Design, Setting, And Participants: In this cross-sectional survey study, a survey on food insecurity was sent to graduate students and postdoctoral trainees at 3 health-focused graduate schools at Harvard University during the end of the spring 2023 academic term (April to June).

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Prediabetes among adolescents is on the rise, yet it is unclear if modifiable risk factors vary by prediabetes status. This study examined associations between diet (primary objective) and physical activity (secondary objective) by prediabetes status among U.S.

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