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This ad hoc secondary analysis of a randomized clinical trial compares the food costs in the United States of a low-fat vegan diet and a Mediterranean diet.

This systematic review and meta-analysis evaluates the association between meal timing strategies and anthropometric and metabolic outcomes.

This cohort study analyzes associations of body mass index (BMI) with development of postacute sequalae of SARS-CoV-2 among children and young adults.

This cross-sectional study investigates rates of bariatric surgery and glucagon-like peptide-1 receptor agonist prescription among adults with obesity in 2022 to 2023.

This genetic association study investigates whether GLP1R gene expression as a proxy for glucagon-like peptide 1 receptor agonists is associated with reductions in kidney disease progression.

This cohort study examines whether there is an association between maternal eating disorders or prepregnancy body mass index and psychiatric diagnoses in offspring.

This cohort study investigates the association of adherence to dietary guidelines with survival among Black women with epithelial ovarian cancer.

This cohort study analyzes associations of body composition variables with metabolites and survival outcomes among patients with metastatic pancreatic cancer.

This cross-sectional study examines the characteristics of preadolescent and adolescent populations who received glucagon-like peptide-1 (GLP-1) receptor agonists.

This cohort study assesses the risk of development of type 2 diabetes in pediatric patients aged 10 to 19 years after receiving a COVID-19 diagnosis compared with the risk after other non–COVID-19 respiratory infections during the first 2 years of the pandemic.

This cross-sectional study analyzes temporal changes in prevalence of early complementary food introduction to US children from 2016 to 2022 and provides up-to-date evidence of this nutrition practice.

This case-control study evaluates the association of maternal serum folate levels at early to midpregnancy with congenital heart disease risk in offspring.

This cross-sectional study uses data from the National Health and Nutrition Examination Survey to describe secular trends in nutrient intake from foods, beverages, and supplements among pregnant and nonpregnant women of reproductive age in the US.

This systematic review and meta-analysis examines the association between aerobic physical activity and depression severity among patients with cancer.

This consensus statement provides recommendations on nutrition competencies for medical education that should be taught to medical students and physician trainees.

This cross-sectional study analyzes temporal changes in the prevalence of exclusive breastfeeding at 4 and 6 months among US children from 2016 to 2022.

This cross-sectional study evaluates the prevalence of absolute and iron deficiency and iron supplement use in the US across age, sex, and comorbidity categories.