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Obesity

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...

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Drug Dosing: Obese Patients

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Regulation of Food Intake

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...

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution

Obesity significantly alters the pharmacokinetic processes of drug absorption and distribution, presenting unique challenges in medical treatment. The increased fat tissue and decreased lean muscle in obese individuals can significantly affect how drugs are absorbed into the body and distributed across different tissues. This alteration can lead to variances in the effectiveness and safety of medications, necessitating adjustments in dosing or drug selection for obese patients.One notable...

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Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion

Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion

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Related Experiment Video

Updated: May 21, 2026

Control of Eating Behavior Using a Novel Feedback System

Control of Eating Behavior Using a Novel Feedback System

Published on: May 8, 2018

A new mobile ubiquitous computing application to control obesity: SapoFit.

Joel J P C Rodrigues¹, Ivo M C Lopes, Bruno M C Silva

¹Instituto De Telecomunicações, University of Beira Interior, Rua Marquês d'Ávila e Bolama, 6201-001 Covilhã, Portugal. joeljr@ieee.org

Informatics for Health & Social Care

|June 5, 2012

Summary

SapoFit is a new mobile health system designed for personalized dietetic monitoring and exercise tracking. This user-friendly application allows individuals to record daily food intake and physical activity, promoting healthier lifestyles.

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Area of Science:

Mobile Health (mHealth)
Health Informatics
Dietetics and Nutrition

Background:

Growing need for accessible tools for personal health management.
Increasing prevalence of lifestyle-related diseases necessitates continuous monitoring.
Limited availability of integrated mobile solutions for diet and exercise tracking.

Purpose of the Study:

To propose, design, construct, and validate SapoFit, a mobile health system for dietetic monitoring and assessment.
To develop a personalized application for tracking food intake and daily exercise.
To enable users to share their health data within a social network.

Main Methods:

Development of a mobile health system utilizing Web services architecture.
Personalization features for daily health record keeping.
Implementation and evaluation across various mobile platforms and devices.

Main Results:

Successful implementation of SapoFit on multiple mobile platforms.
Evaluation by over 100 users indicated strong user satisfaction.
Users reported an attractive design, user-friendly interface, and clear navigation.

Conclusions:

SapoFit is a validated and user-friendly mobile health system for dietetic monitoring and exercise tracking.
The system's architecture supports integration and personalization for individual health management.
Positive user feedback suggests SapoFit's potential for promoting healthier lifestyles.