Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Regulation of Food Intake01:30

Regulation of Food Intake

2.9K
Short-term regulation of food intake primarily involves neural signals from the gastrointestinal (GI) tract, blood nutrient levels, and GI tract hormones. Communication between the gut and brain via vagal nerve fibers plays a significant role in evaluating the contents of the gut. Clinical studies have shown that protein ingestion produces a more prolonged response in these nerve fibers compared to an equivalent amount of glucose. Additionally, the activation of stretch receptors caused by GI...
2.9K
Microorganisms in Agriculture and Food industry01:27

Microorganisms in Agriculture and Food industry

1.5K
Microorganisms play a crucial role in agriculture and the food industry, contributing to soil fertility, crop protection, and food production. Their functions range from nitrogen fixation and biopesticide production to fermentation and food preservation, making them indispensable to sustainable farming and food safety.Role in AgricultureNitrogen-fixing bacteria, such as Rhizobium (symbiotic) and Azotobacter (free-living), convert atmospheric nitrogen into ammonia through biological nitrogen...
1.5K
Pharmacokinetics: Drug–Food and Drug–Viral Interactions01:26

Pharmacokinetics: Drug–Food and Drug–Viral Interactions

247
A drug interaction occurs when the concurrent use of another drug, food, or an external substance alters the pharmacological activity of a drug. This interaction can modify the action of the original drug, affecting its effectiveness and safety.Drug–food interactions are significant as they impact drug absorption, metabolism, and excretion. For example, grapefruit juice is a well-known disruptor of drug metabolism. It inhibits the cytochrome P450 3A4 enzyme, crucial for the metabolism of...
247
Neural Regulation01:37

Neural Regulation

43.4K
Digestion begins with a cephalic phase that prepares the digestive system to receive food. When our brain processes visual or olfactory information about food, it triggers impulses in the cranial nerves innervating the salivary glands and stomach to prepare for food.
43.4K
What is Monogastric Digestion?01:50

What is Monogastric Digestion?

75.3K
The human body contains a monogastric digestive system. In a monogastric digestive system, the stomach only contains one chamber in which it digests food. Several other animal species also have monogastric digestive systems, including pigs, horses, dogs, and birds. This chapter, however, focuses on the human digestive system.
75.3K
Factorial Design02:01

Factorial Design

13.8K
Factorial Analysis is an experimental design that applies Analysis of Variance (ANOVA) statistical procedures to examine a change in a dependent variable due to more than one independent variable, also known as factors. Changes in worker productivity can be reasoned, for example, to be influenced by salary and other conditions, such as skill level. One way to test this hypothesis is by categorizing salary into three levels (low, moderate, and high) and skills sets into two levels (entry level...
13.8K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Limiting antidepressant prescriptions and suicide risk: Evidence from South Korea.

Economics and human biology·2026
Same author

Assessing nutrition security and its risk factors using the National Household Food Acquisition and Purchase Survey data.

Public health nutrition·2026
Same author

A Measure of Nutrition Security Using the National Health and Nutrition Examination Survey Dataset.

JAMA network open·2025
Same author

School Meal Nutrition Standards Reduce Disparities Across Income and Race/Ethnicity.

American journal of preventive medicine·2024
Same author

Investing in Research on Food Security Data Quality.

Journal of the Academy of Nutrition and Dietetics·2023
Same author

Plate Waste Evaluation of Plant-Based Protein Entrees in National School Lunch Program.

Journal of nutrition education and behavior·2022

Related Experiment Video

Updated: Jan 31, 2026

Quasi-metagenomic Analysis of Salmonella from Food and Environmental Samples
06:12

Quasi-metagenomic Analysis of Salmonella from Food and Environmental Samples

Published on: October 25, 2018

9.1K

Salience, Food Security, and SNAP Receipt.

Christian A Gregory1, Travis A Smith2

  • 1Economic Research Service, 1400 Independence Avenue, SW, Mailstop 1800, Washington, DC 20250-0002.

Journal of Policy Analysis and Management : [The Journal of the Association for Public Policy Analysis and Management]
|December 21, 2018
PubMed
Summary

Monthly Supplemental Nutrition Assistance Program (SNAP) benefit timing affects food security classifications. Households experience increased food insecurity near the start or end of their benefit month, impacting survey responses.

More Related Videos

Snap Chip for Cross-reactivity-free and Spotter-free Multiplexed Sandwich Immunoassays
10:44

Snap Chip for Cross-reactivity-free and Spotter-free Multiplexed Sandwich Immunoassays

Published on: November 13, 2017

6.9K
Studying Food Reward and Motivation in Humans
12:09

Studying Food Reward and Motivation in Humans

Published on: March 19, 2014

24.2K

Related Experiment Videos

Last Updated: Jan 31, 2026

Quasi-metagenomic Analysis of Salmonella from Food and Environmental Samples
06:12

Quasi-metagenomic Analysis of Salmonella from Food and Environmental Samples

Published on: October 25, 2018

9.1K
Snap Chip for Cross-reactivity-free and Spotter-free Multiplexed Sandwich Immunoassays
10:44

Snap Chip for Cross-reactivity-free and Spotter-free Multiplexed Sandwich Immunoassays

Published on: November 13, 2017

6.9K
Studying Food Reward and Motivation in Humans
12:09

Studying Food Reward and Motivation in Humans

Published on: March 19, 2014

24.2K

Area of Science:

  • Social and Economic Sciences
  • Public Health and Nutrition
  • Food Security Studies

Background:

  • Household food insecurity is measured using standardized questionnaires.
  • The Supplemental Nutrition Assistance Program (SNAP) provides monthly benefits to eligible households.
  • The timing of SNAP benefit receipt may influence reported food security status.

Purpose of the Study:

  • To investigate whether the timing of SNAP benefit receipt influences responses to food security questions.
  • To examine the relationship between SNAP benefit cycles and reported food hardship.

Main Methods:

  • Analysis of responses to a 30-day food security module.
  • Comparison of food security status based on proximity to SNAP benefit receipt dates.
  • Statistical examination of response patterns in relation to the SNAP benefit cycle.

Main Results:

  • SNAP households are 11 percentage points more likely to be classified as food insecure near the beginning or end of their benefit month.
  • The probability of affirmative responses to early items in the food security module increases during these periods.
  • A baseline food insecurity rate of 42 percent was observed.

Conclusions:

  • The timing of SNAP benefit disbursement significantly impacts the measurement of household food insecurity.
  • Findings highlight potential biases in food security estimation and program evaluation due to benefit cycle timing.
  • Recommendations for refining food security assessment methodologies are suggested.