Objective: To develop a questionnaire to measure food nutrition, food expenditures and time spent in food-related activities; and to assess the association between diet quality, time spent in food-related activities and food expenditures using data from a pilot study.
Design: Cross-sectional study. Multiple linear regression models were used to analyse participants' survey response behaviours and the relationship between food nutritional quality and time and money expenditures.
Setting: Online survey using Qualtrics software in a public university located in West Texas, USA.
Participants: Faculty and staff aged 18 years and older from a public university located in West Texas, USA.
Results: Combining questions from three survey instruments that collect data on food nutrition, food expenditures and time spent in food-related activities resulted in a thirty-page survey instrument. The median completion time of the survey instrument was about 30 min. Preliminary results suggest that time and money expenditures are associated with food quality but that their role is small relative to sociodemographic characteristics such as race and gender.
Conclusions: Time and money expenditures are associated with food quality but their role is small relative to sociodemographic characteristics such as race and gender.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10200463 | PMC |
http://dx.doi.org/10.1017/S1368980020001615 | DOI Listing |
Vitam Horm
January 2025
Lilly Diabetes Research Center, Indiana Biosciences Research Institute, Indianapolis, IN, United States; Department of Pharmacology and Toxicology, Indiana University School of Medicine, Indianapolis, IN, United States. Electronic address:
The hypothalamus plays a central role in regulating energy expenditure and maintaining energy homeostasis, crucial for an organism's survival. Located in the ventral diencephalon, it is a dynamic and adaptable brain region capable of rapid responses to environmental changes, exhibiting high anatomical and cellular plasticity and integrates a myriad of sensory information, internal physiological cues, and humoral factors to accurately interpret the nutritional state and adjust food intake, thermogenesis, and energy homeostasis. Key hypothalamic nuclei contain distinct neuron populations that respond to hormonal, nutrient, and neural inputs and communicate extensively with peripheral organs like the gastrointestinal tract, liver, pancreas, and adipose tissues to regulate energy production, storage, mobilization, and utilization.
View Article and Find Full Text PDFVitam Horm
January 2025
Department of Chemical Physiology and Biochemistry, Oregon Health & Science University, Portland, OR, United States. Electronic address:
The balance between food intake and energy expenditure is precisely regulated to maintain adipose stores. Leptin, which is produced in and released from adipose in direct proportion to its size, is a major contributor to this control and initiates its homeostatic responses largely via binding to leptin receptors (LepR) in the hypothalamus. Decreases in hypothalamic LepR binding signals starvation, leading to hunger and reduced energy expenditure, whereas increases in hypothalamic LepR binding can suppress food intake and increase energy expenditure.
View Article and Find Full Text PDFNutrients
January 2025
Laboratory of Nutritional Biochemistry, Department of Clinical Nutrition, Medical University of Gdansk, 80-211 Gdansk, Poland.
As an endurance multi-sport race, triathlon places significant energy demands on athletes during performance and training. Insufficient energy intake from food can lead to low energy availability (LEA) and Relative Energy Deficiency in Sport (RED-S). We aimed to measure symptoms related to LEA, examine the risk of RED-S, and find how diet relates to the risk of RED-S in highly trained female amateur triathletes.
View Article and Find Full Text PDFFoods
January 2025
Institute of Management and Quality, Faculty of Economics, University of Warmia and Mazury in Olsztyn, 10-719 Olsztyn, Poland.
The aim of the research was to determine the relationship between the perception of organic food characteristics and the demographic and social profile of consumers on the Polish market. The research focused on the general characteristics and features of plant and animal products offered on the organic food market compared to conventional food. The study was conducted on a sample of 1020 respondents from different regions of Poland using structural equation modelling, which allowed for the assessment of regression and covariance relationships between variables.
View Article and Find Full Text PDFBMC Complement Med Ther
January 2025
The Domestic First-class Discipline Construction Project of Chinese Medicine, Hunan University of Chinese Medicine, Changsha, Hunan, China.
Heart failure (HF) is a complex syndrome marked by considerable expenditures and elevated mortality and morbidity rates globally. Shenmai injection (SMI), a form of Traditional Chinese Medicine-based therapy, has demonstrated effectiveness in treating HF. Recent research suggests that Traditional Chinese Medicine (TCM) may induce beneficial changes in microbial-host co-metabolism, potentially providing cardiovascular protection.
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