Fitness Tracker

Abstract

1. Introduction

Modern Fitness Tracker app built using the MERN stack. MERN is a free and open-source JavaScript software stack for building dynamic web sites and web applications. The MERN stack is MongoDB, Express.js, React, and Node.js.

Start by either downloading the zip file or clone with HTTPS.

2. Objective

Modern Fitness Tracker app built using the MERN stack.

This project demonstrates how JavaScript can be applied to a real-world Mobile App Development problem.

4. Technology Stack

• [MongoDB] (https://www.mongodb.com) - Cross-platform document-oriented database program
• [Express] (https://expressjs.com/) - Fast, unopinionated, minimalist web framework for Node.js
• [React] (https://reactjs.org) - JavaScript library for building user interfaces
• [Node.js] (https://nodejs.org/en/) - Node.js® is a JavaScript runtime built on Chrome's V8 JavaScript engine.
• [Javascript] (https://www.javascript.com/) - High-level, interpreted programming language
• [HTML] (https://www.html.com/) - Standard markup language

5. System Requirements

General requirements for this technology stack — check the README for exact versions.

• Node.js (LTS) and npm
• A modern web browser
• VS Code or any code editor
• Git (to clone the repository)

6. Installation & Setup

git clone https://github.com/VasuGoel/fitness-tracker.git
cd fitness-tracker

Full setup instructions are in the project README.

7. Future Enhancements

Suggested extensions you can add to make this your own project.

• Add push notifications with Firebase Cloud Messaging
• Add offline support with local caching
• Publish an internal test build on the Play Store

8. Viva / Review Questions

Common questions examiners ask for projects in this domain.

1. Which framework is used and why (native vs cross-platform)?
2. How is app state managed across screens?
3. Where is the data stored — locally, Firebase or a REST backend?
4. How are permissions (camera, location, storage) handled?
5. How would you publish this app to the Play Store / App Store?

9. Source Code & License

This project is developed by VasuGoel and published on GitHub under the MIT License. Please follow the license terms and credit the original author when you use or modify this code.