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

Quantitative Analysis01:12

Quantitative Analysis

312
Quantitative analysis is a technique for measuring the amount of specific constituents in a sample. When the sample's composition is unknown, qualitative analysis is performed first to identify its components, which ensures that the correct substances are measured during the quantitative phase.
In quantitative analysis, two key measurements are made: the sample quantity and a property proportional to the amount of the analyte (the substance being analyzed). This forms the basis of the...
312
Qualitative Analysis03:46

Qualitative Analysis

22.4K
For solutions containing mixtures of different cations, the identity of each cation can be determined by qualitative analysis. This technique involves a series of selective precipitations with different chemical reagents, each reaction producing a characteristic precipitate for a specific group of cations. Metal ions within a group are further separated by varying the pH, heating the mixture to redissolve a precipitate, or adding other reagents to form complex ions.
For instance, group IV...
22.4K
Uncertainty in Measurement: Accuracy and Precision03:37

Uncertainty in Measurement: Accuracy and Precision

73.8K
Scientists typically make repeated measurements of a quantity to ensure the quality of their findings and to evaluate both the precision and the accuracy of their results. Measurements are said to be precise if they yield very similar results when repeated in the same manner. A measurement is considered accurate if it yields a result that is very close to the true or the accepted value. Precise values agree with each other; accurate values agree with a true value. 
73.8K
Accuracy and Precision01:52

Accuracy and Precision

8.9K
Scientists typically make repeated measurements of a quantity to ensure the quality of their findings and to evaluate both the precision and the accuracy of their results. Measurements are said to be precise if they yield very similar results when repeated in the same manner. A measurement is considered accurate if it yields a result that is very close to the true or the accepted value. Precise values agree with each other; accurate values agree with a true value.  Highly accurate...
8.9K
Statistical Analysis: Overview01:11

Statistical Analysis: Overview

6.6K
When we take repeated measurements on the same or replicated samples, we will observe inconsistencies in the magnitude. These inconsistencies are called errors. To categorize and characterize these results and their errors, the researcher can use statistical analysis to determine the quality of the measurements and/or suitability of the methods.
One of the most commonly used statistical quantifiers is the mean, which is the ratio between the sum of the numerical values of all results and the...
6.6K
Quantitative Aspects of Drug-Receptor Interaction01:30

Quantitative Aspects of Drug-Receptor Interaction

1.0K
The receptor occupancy theory connects a drug's response to the number of occupied receptors. With higher drug concentrations, more receptors are occupied, leading to increased responses. The formation of drug-receptor complexes involves association and dissociation rates, which reach equilibrium when the forward and backward reactions are equal. The equilibrium association constant (Ka) and its inverse, the equilibrium dissociation constant (Kd), indicate drug affinity. Higher Ka and lower...
1.0K

You might also read

Related Articles

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

Sort by
Same author

Creating common virtual ground: Protocols to democratize open VR research.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Social Perceptions of Weight Loss With Glucagon-Like Peptide-1 (GLP-1) Receptor Agonists in Black and White Women With Obesity.

Stigma and health·2026
Same author

Examining the Effect of Virtual Reality-Based Fast-Food Marketing on Eating-Related Outcomes in Young Adults: Protocol for a Randomized Controlled Trial.

JMIR research protocols·2025
Same author

Toward a therapeutic relationship: A randomized control trial of the physical environment and client-centered communication in genetic counseling.

Journal of genetic counseling·2025
Same author

Comparing the Impact of GLP-1 Agonists vs. Lifestyle Interventions and Weight Controllability Information on Stigma and Weight-Related Cognitions.

International journal of behavioral medicine·2025
Same author

Extended Reality Analgesia Evidence Reviews Often Lack Sufficient Intervention Detail.

Journal of medical extended reality·2025
Same journal

Correction: Confidence Measurement Metrics in Multimodal Large Language Models for Ultrasound-Based Radiology Cases: Comparative Evaluation Study of Self-Reported, Consistency-Based, and Hybrid Methods.

Journal of medical Internet research·2026
Same journal

Centering Equity During Health Technology Innovation: Scoping Review of Methods and Research Adjustments to Promote Inclusive Coproduction.

Journal of medical Internet research·2026
Same journal

Comparative Effectiveness of AI-Assisted Telerehabilitation, Telerehabilitation, In-Person Care, and Usual Care for Chronic Nonspecific Low Back Pain: Bayesian Network Meta-Analysis.

Journal of medical Internet research·2026
Same journal

Effectiveness of WeChat Public Account Intervention Based on the Information-Motivation-Behavioral Skills Model Among College Students With Internet Addiction: Randomized Controlled Trial.

Journal of medical Internet research·2026
Same journal

Are Traditional Registries Becoming Obsolete in the Modern Digital Health Ecosystem?

Journal of medical Internet research·2026
Same journal

Detecting and Preventing Fraudulent Participation in Qualitative Research: Content Analysis of Two Multisite Studies.

Journal of medical Internet research·2026
See all related articles

Related Experiment Video

Updated: Jul 13, 2025

Quantifying Plant Soluble Protein and Digestible Carbohydrate Content, Using Corn Zea mays As an Exemplar
07:19

Quantifying Plant Soluble Protein and Digestible Carbohydrate Content, Using Corn Zea mays As an Exemplar

Published on: August 6, 2018

19.9K

Characterizing Precision Nutrition Discourse on Twitter: Quantitative Content Analysis.

Sapna Batheja1, Emma M Schopp2, Samantha Pappas1

  • 1Department of Nutrition and Food Studies, George Mason University, Fairfax, VA, United States.

Journal of Medical Internet Research
|October 12, 2023
PubMed
Summary
This summary is machine-generated.

Personalized nutrition on Twitter often contains medical hype and misinformation. Experts should share credible advice to combat false information as precision nutrition evolves.

Keywords:
Twittercontent analysiscredibilitymisinformationnutrigeneticsnutrigenomicsprecision nutrition

More Related Videos

A Quantitative Fitness Analysis Workflow
11:39

A Quantitative Fitness Analysis Workflow

Published on: August 13, 2012

14.5K
Quantification of Macronutrients Intake in a Thermogenetic Neuronal Screen using Drosophila Larvae
07:24

Quantification of Macronutrients Intake in a Thermogenetic Neuronal Screen using Drosophila Larvae

Published on: June 11, 2020

3.8K

Related Experiment Videos

Last Updated: Jul 13, 2025

Quantifying Plant Soluble Protein and Digestible Carbohydrate Content, Using Corn Zea mays As an Exemplar
07:19

Quantifying Plant Soluble Protein and Digestible Carbohydrate Content, Using Corn Zea mays As an Exemplar

Published on: August 6, 2018

19.9K
A Quantitative Fitness Analysis Workflow
11:39

A Quantitative Fitness Analysis Workflow

Published on: August 13, 2012

14.5K
Quantification of Macronutrients Intake in a Thermogenetic Neuronal Screen using Drosophila Larvae
07:24

Quantification of Macronutrients Intake in a Thermogenetic Neuronal Screen using Drosophila Larvae

Published on: June 11, 2020

3.8K

Area of Science:

  • Nutritional Science
  • Genomics
  • Social Media Analysis

Background:

  • Personalized nutrition, based on genomic profiles, promises optimal health but lacks broad scientific readiness.
  • The proliferation of personalized nutrition products creates a risk of misinformation on social media platforms like Twitter.

Purpose of the Study:

  • To analyze the content related to precision nutrition on Twitter.
  • To focus on nutrigenetics and nutrigenomics, examining tweet authors, content types, and misinformation.

Main Methods:

  • Collected tweets using keywords related to nutrition and genetics from September 1 to December 1, 2020.
  • Employed quantitative content analysis on a random sample of tweets to code author expertise, content, information quality, and engagement.

Main Results:

  • Precision nutrition products and nutrigenomic concepts dominated tweet categories.
  • 14.9% of tweets contained untrue information, particularly within nutrigenomics concepts.
  • While some experts shared nutrigenetics content, misinformation was more prevalent in tweets from non-experts on gene-weight influence.

Conclusions:

  • Twitter discourse on precision nutrition exhibits indicators of medical hype and frequent misinformation.
  • A segment of scientific and medical experts actively discusses these topics.
  • Encouraging expert engagement is crucial to disseminate credible advice and combat false information in precision nutrition.