Pack Years Calculator
Calculate pack years — daily wellness score from sleep, hydration, and activity.
—
Sleep Score
—
Hydration %
—
Activity Level
Recent Calculations
What Is Pack Years?
Pack Years gauges your daily wellness by scoring sleep, hydration, and physical activity.
Frequently Asked Questions
What are the recommended targets?
Adults should aim for 7-9 hours of sleep, 64 oz of water, and 10,000 steps per day.