Health Adjusted Life Expectancy Calculator

What is Health Adjusted Life Expectancy?

Health Adjusted Life Expectancy (HALE) is a health metric that combines both the length and quality of life. Unlike standard life expectancy, which only considers the number of years a person is expected to live, HALE accounts for years lived in good health.

The calculation typically involves:

• Standard life expectancy
• Disability-adjusted life years (DALYs)
• Health-related quality of life measures

HALE is particularly useful for comparing health outcomes across different populations or over time, as it provides a more comprehensive view of population health than life expectancy alone.

How to Use This Calculator

To calculate your Health Adjusted Life Expectancy:

1. Enter your current age
2. Select your gender
3. Choose your current health status
4. Select your lifestyle factors
5. Click "Calculate" to see your estimated HALE

Formula and Assumptions

The Health Adjusted Life Expectancy is calculated using the following formula:

Key assumptions:

• Standard life expectancy data from national health surveys
• Disability weights based on WHO's Disability-Adjusted Life Years (DALY) methodology
• Average lifestyle impact factors for the general population

Interpreting Your Results

Your HALE result represents the number of years you're expected to live in good health. Here's how to interpret different ranges:

• Above 70 years: Excellent health status
• 60-69 years: Good health status
• 50-59 years: Fair health status
• Below 50 years: Poor health status

Example: If you're 45 years old and your HALE is 62, this means you're expected to live 62 years in good health, accounting for any health challenges you may face.