Privacy
Privacy Policy
This policy explains what the site is designed to collect and how third-party services may operate.
Calculator inputs
The calculator is designed to run in your browser. Age, sex, and optional birth date are used to calculate the estimate on the page.
Do not enter information you are not comfortable using on a public website. The site is educational and does not need your name, address, medical history, or account login.
Advertising and cookies
This site may use Google AdSense. Google and its partners may use cookies or similar technologies to serve ads, measure ad performance, and personalize ads where allowed by law and user settings.
You can learn more about how Google uses information from sites and apps that use its services at policies.google.com/technologies/partner-sites and about advertising cookies at policies.google.com/technologies/ads.
Analytics and logs
Hosting providers and analytics services may collect standard technical information such as pages visited, device type, browser type, approximate location, referrer, and timestamps.
Those logs help operate the site, improve performance, and understand which pages are useful.
Contact
If you email the site, the information you send may be used to respond to you. Do not send sensitive medical, financial, legal, or emergency information.