How Do I Calculate My Age From My Date of Birth?

Age calculations compare the birth date with a target date while accounting for whether the birthday has occurred that year.

Quick answer: Age calculations compare the birth date with a target date while accounting for whether the birthday has occurred that year.

What you should know

Age calculations compare the birth date with a target date while accounting for whether the birthday has occurred that year. The exact answer can vary by product, location, usage, age and other circumstances, so use the details that apply to your situation.

Key factors

Start with the relevant specifications or official guidance, then consider real-world conditions. HEZZ Answers articles are designed to give you a useful starting point and can be expanded or updated from the admin panel.

Bottom line

Use the general guidance above as a starting point, and verify important decisions against current manufacturer, provider or official information when appropriate.