📊 Understanding Your Longevity Score

Your longevity score represents an estimated lifespan based on peer-reviewed research from Harvard T.H. Chan School of Public Health, the National Institute on Aging, and WHO databases. This guide helps you interpret your results and understand which factors have the greatest impact on your health span.

Score Range Guide: 65-79 (Low) | 80-89 (Moderate) | 90-99 (Good) | 100+ (Excellent)

🎯 Factor Impact Ranking

Not all factors contribute equally to longevity. Based on research from the Framingham Heart Study and Million Women Study, here's how each category ranks:

RankFactor CategoryLife Years ImpactScientific Basis
1Exercise Frequency & Type+3 to +7 yearsCirculation 2011 study: Regular exercise adds 7.6 years
2Sleep Quality & Duration+2 to +5 yearsIEEE Pulse 2019: Sleep quality directly correlates with mortality
3Nutrition Pattern+2 to +4 yearsPREDIMED study: Mediterranean diet adds 4.9 years vs Western diet
4Chronic Health Status-5 to +2 yearsCDC data: Managing conditions critical for lifespan
5Stress Management+1 to +3 yearsPsychosomatic Medicine 2009: Chronic stress reduces lifespan
6Social Connections+1 to +2 yearsBrigham Young University meta-analysis: Strong social ties add years
7Education Level+1 to +3 yearsNIH research: Education correlates with health awareness

✅ Actionable Improvement Steps

Use this prioritized roadmap to improve your longevity score:

Phase 1: High-Impact Changes (Start Here)

Expected improvement: +2 to +3 years in 6 months

  • Priority 1A: Add 150 minutes of moderate cardio weekly (30 min × 5 days) - Impact: +3 years
  • Priority 1B: Optimize sleep: Aim for 7-9 hours nightly with consistent schedule - Impact: +2 years
  • Priority 1C: Reduce stress: Practice 10 minutes daily meditation or breathing exercises - Impact: +1 year

Phase 2: Medium-Impact Changes (2-3 Months In)

Expected improvement: +1.5 to +2 years over 6 months

  • Priority 2A: Add strength training 2-3 times per week - Impact: +1 year
  • Priority 2B: Shift to Mediterranean diet (increase vegetables, reduce red meat) - Impact: +1 year
  • Priority 2C: Increase social connection: Weekly meetups or activities - Impact: +0.5 years

Phase 3: Maintenance & Advanced (3+ Months In)

Expected improvement: +1 to +1.5 years over next 6 months

  • Priority 3A: Add high-intensity interval training 1-2x weekly - Impact: +0.5 years
  • Priority 3B: Schedule annual health checkups and manage chronic conditions - Impact: +1 year
  • Priority 3C: Advanced nutrition: Optimize micronutrients, add fish 2x weekly - Impact: +0.5 years

📈 Tracking Your Progress

Retest yourself every 3 months to see measurable improvements. Most people see changes in their score within 6-12 weeks of consistent lifestyle modifications.

Progress Milestone Tracker

🔗 Learn More

Important Disclaimer: This calculator provides educational estimates based on population-level research. Individual longevity varies based on genetics, uncontrolled medical factors, and other variables. Results should not replace professional medical advice. Consult healthcare providers before starting new exercise, diet, or supplement regimens. Data accuracy depends on honest self-reporting. See our Privacy Policy and Terms of Service for complete information.