Follow your curiosity

What discovery has been shared with you?

FACTREE gives you something interesting to discover every day — and something worth talking about together.

Start with one fact. Explore it, go deeper, then follow whichever branch catches your imagination.

Choose subjects for a surprise

Exploring any topic

Begin your discovery

Your next discovery is one click away.

Choose one or more subjects above, or leave Any Topic selected and let curiosity decide.

Medicine

Core Concepts in Medicine and Health

Quick fact

The concept of 'homeostasis,' introduced by Walter Cannon in 1926, is one of the most central ideas in medicine, describing the body's ability to maintain a stable internal environment despite external changes.

Why this is interesting

When you visit a doctor, they rely on a set of core concepts that have been refined over centuries—but what exactly are those foundational ideas that make modern medicine possible?