相关实验视频
Updated: Jul 8, 2026

04:48
Control of Eating Behavior Using a Novel Feedback System
Published on: May 8, 2018
10.9K
一个用于饮食体重管理的新网络应用程序:开发,实施和可用性研究
Ashleigh Oliveira1, John Wolff2, Nouf Alfouzan3
1Division of Nutritional Sciences, University of Illinois at Urbana Champaign, Urbana, IL, United States.
JMIR formative research
|November 11, 2024
概括
MealPlot是一款新的网络应用程序,旨在通过结合行为改变技术来提高在线减肥计划,以获得更好的用户结果. 该应用程序支持用户和卫生专业人员跟踪进展并获得指导.
科学领域:
- 数字健康数字健康
- 行为科学 行为科学
- 重量管理重量管理
背景情况:
- 在线减肥计划显示了可变的有效性.
- 整合应用程序可以改善结果,但许多人缺乏基于证据的行为改变策略.
研究的目的:
- 开发和测试MealPlot的可用性和可接受性,MealPlot是一个使用行为改变技术 (BCT) 的网络应用程序,用于在线减肥计划.
主要方法:
- 营养研究人员和开发人员的合作设计.
- 用户需求评估和BCT的审查告知了原型开发.
- 与减肥试验参与者和科学家和开发人员的用户组进行代测试.
主要成果:
- MealPlot是一款用于餐饮计划和体重跟踪的网络应用程序,其开发的功能包括体重和营养图表以及聊天功能.
- 最初的版本 (1.0和2.0) 显示了功能,但用户报告了可用性问题.
- 版本3.0是基于用户反开发的,结合了BCT,如目标设定和自我监控.
结论:
- MealPlot旨在通过提供远程跟踪和专业指导来改善在线减肥计划的结果.
- 根据临床试验中卫生专业人员和用户的反,计划进一步改进MealPlot.
相关概念视频
Apparent Weight
True weight is the measure of the gravitational force acting on an object. However, if the object accelerates, its measured weight is different from its true weight. Similar observations can be made when the object is submerged in water. An object's weight in water is its apparent weight, which is equal to the difference between its true weight and the buoyant forces.
Consider a person standing on a bathroom scale inside an elevator. If the scale is accurate at rest, its reading equals the...
Consider a person standing on a bathroom scale inside an elevator. If the scale is accurate at rest, its reading equals the...
Regulation of Food Intake
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...
Obesity
The Body Mass Index (BMI) is a numerical value derived from a person's weight and height, used to categorize individuals into weight ranges. It is calculated using the formula: weight in kilograms divided by height in meters squared. Obesity is a health condition characterized by excessive accumulation of adipose tissue that poses health risks, often diagnosed with a BMI ≥ 30. This excess fat storage occurs when surplus dietary calories are converted into triglycerides and stored in adipocytes...
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy
Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the colonic...
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the colonic...
Drug Dosing: Obese Patients
In the United States, obesity is a prominent concern. It is linked to heightened mortality rates due to increased occurrences of conditions such as hypertension, atherosclerosis, coronary artery disease, and diabetes compared to nonobese individuals. A patient is classified as obese if their actual body weight surpasses the ideal or desirable body weight by 20%, based on Metropolitan Life Insurance Company data. Ideal body weights consider average weights and heights for males and females...

