1. What is Life Expectancy?

Life expectancy is a statistical measure of the average time an organism is expected to live, based on the year of its birth, current age, and other demographic factors including lifestyle choices.

2. How Does the Calculator Work?

The calculator uses the life expectancy equation:

Where:

• \( base\_age \) — Current age or baseline life expectancy (years)
• \( lifestyle\_factors \) — Adjustment based on health and lifestyle choices (years)

Explanation: The equation combines your current age or population average with positive or negative adjustments based on your lifestyle habits.

3. Importance of Life Expectancy Calculation

Details: Understanding life expectancy helps in retirement planning, health decisions, and evaluating the impact of lifestyle changes on longevity.

4. Using the Calculator

Tips: Enter your current age or population average as base age, then add or subtract years based on your lifestyle factors. All values must be valid numbers.

5. Frequently Asked Questions (FAQ)

Q1: What are typical lifestyle factors?
A: Factors include smoking (-10 years), regular exercise (+3 years), healthy diet (+5 years), and chronic conditions (-variable years).

Q2: How accurate is this calculator?
A: This provides a rough estimate. For personalized assessment, consult with a healthcare professional.

Q3: What's the average life expectancy?
A: Varies by country and gender, but typically 70-85 years in developed nations.

Q4: Can lifestyle changes really affect longevity?
A: Yes, studies show lifestyle changes can add 10+ years to life expectancy.

Q5: Should I use current age or population average?
A: For personal estimates, use current age. For general calculations, use population averages.