Global High Blood Pressure Prevalence Map

This visualization displays global data on high blood pressure (hypertension) prevalence rates among adults aged 30-79 years, based on 2019 World Health Organization data.

Features

• Interactive world map showing hypertension prevalence by country
• Color scale from green (low prevalence) to red (high prevalence)
• Interactive tooltips with detailed country information
• Pan and zoom capabilities for exploring specific regions
• Responsive design that works across device sizes

Data Source

World Health Organization (WHO), NCD Risk Factor Collaboration - 2019 data

Technologies Used

• D3.js for data visualization
• React for UI components
• TopoJSON for geographical data

Usage

• Hover over countries to see detailed information
• Scroll to zoom in/out
• Click and drag to pan the map