Sands of Time

If you're wondering what this is all about, start by reading 📖 The Tail End by Tim Urban, where he looks at our lifespan as a series of milestones, opportunities, and most importantly time shared with the people who are most important to us.

Your birth year

Your age (at year's end)

Sex

Retirement age

Birth yrs

At age , you have approximately years remaining (or ~ healthy years).

Your kids

The 90% Rule We spend 90% of our face-to-face time with our children before they turn 18. The remaining 10% will be spread over a far greater number of years, as time in person becomes less frequent and shorter.

Your parents

The 90% Rule We spend 90% of our face-to-face time with our parents before we turn 18. The remaining 10% will be spread over a far greater number of years, as time in person becomes less frequent and shorter.

Your siblings

We'll typically share a greater percentage of our lifespan with our siblings than we will with anyone else, including our parents or our kids.

Add a connection

Name

Birth year

Age (at year's end)

Sex

Visits / Year

My child

My parent

My sibling

My spouse

︙

We live together

None of the data you enter here is stored or otherwise saved. If you leave or refresh this page, you'll need to start over.

Save PNG to download an image you can share with others. Backup to save the data you've entered, so you can Restore the current view at any time.

Your kids

Your parents

Your siblings

Your connections

Add a connection

Understanding life expectancy