World Cancer Day 2025

World Cancer Day is observed annually on 4 February to raise awareness about cancer, encourage prevention and early detection, and mobilise action to improve treatment and care.

Frequently asked questions

When is World Cancer Day 2025?

World Cancer Day 2025 is on Tuesday, 4 February 2025.

What day of the week is World Cancer Day 2025?

It falls on Tuesday.

How is World Cancer Day calculated?

This event is observed every year on 4 February.