Interactive tools

Think clearly about what comes next

Predictive health starts with clear thinking, not gadgets. Three tools that sharpen how you read risk numbers, weigh screening decisions, and tell your doctor what runs in your family. Everything runs in your browser; nothing is sent anywhere.

1. Signature explainerRisk is not fateAn icon-array laboratory for probability intuition: what a risk score knows, what it never can, and the relative-risk headline trap.
2. Decision explorerScreening: the honest two columnsSeven screening conversations with benefits AND harms side by side, framed the way modern guidelines actually weigh them.
3. Planning toolFamily history mapperBuild a visual family health tree for the current page session and print a one-page summary for a clinical conversation.