# Product Requirements Document: HealthTracker Pro

## Overview
HealthTracker Pro is a comprehensive healthcare application designed to help patients manage their medical records, appointments, and treatment plans while ensuring HIPAA compliance and seamless integration with healthcare providers.

## Target Users
- **Primary**: Patients managing chronic conditions
- **Secondary**: Healthcare providers
- **Tertiary**: Family members and caregivers

## Core Features

### Patient Portal
- Secure login with multi-factor authentication
- Personal health dashboard
- Medical history tracking
- Prescription management
- Appointment scheduling
- Lab results viewing
- Insurance information management

### Provider Integration
- FHIR-compliant data exchange
- Real-time health monitoring
- Treatment plan updates
- Secure messaging with patients
- Telehealth integration
- Emergency contact notifications

### Compliance & Security
- HIPAA compliance across all features
- End-to-end encryption for all data
- Audit logging for all user actions
- Role-based access control
- Data backup and recovery
- SOC 2 Type II compliance

## Business Requirements
- Support for 10,000+ concurrent users
- 99.9% uptime SLA
- Mobile-first responsive design
- Multi-language support (English, Spanish)
- Integration with major EHR systems
- Real-time notifications and alerts

## Technical Requirements
- Cloud-native architecture (AWS/Azure)
- Microservices design pattern
- RESTful APIs with GraphQL support
- React Native mobile applications
- PostgreSQL database with encryption
- Redis caching layer
- Docker containerization
- Kubernetes orchestration

## Success Metrics
- User adoption: 1000+ active users within 6 months
- Patient satisfaction: 4.5+ star rating
- Provider adoption: 50+ healthcare facilities
- System reliability: <1% error rate
- Security: Zero data breaches
- Performance: <200ms API response times

## Compliance Requirements
- HIPAA Business Associate Agreement
- FDA software regulations (if applicable)
- State healthcare regulations
- GDPR compliance for international users
- SOC 2 Type II audit requirements

## Timeline
- Phase 1: MVP (3 months) - Basic patient portal
- Phase 2: Provider features (2 months) - Healthcare provider tools
- Phase 3: Advanced features (2 months) - Analytics and reporting
- Phase 4: Mobile apps (2 months) - iOS and Android applications