Important DaysWednesday, 4 February 2026·UICC
World Cancer Day Observed (4 February)
World Cancer Day was observed on 4 February to raise awareness about cancer prevention, detection and treatment.
Key highlights
Direct fact
World Cancer Day is observed on 4 February every year, led by the Union for International Cancer Control (UICC) to raise awareness of cancer prevention, detection and treatment.
Key specifics
- Established by the UICC; first observed on 4 February 2000 at the World Summit Against Cancer, Paris.
- The UICC is headquartered in Geneva, Switzerland.
- India runs the National Programme for Prevention and Control of Non-Communicable Diseases (NP-NCD).
- Tobacco use is the single largest preventable cause of cancer.
Exam lens
Important Days / Health: World Cancer Day 4 Feb, led by UICC (Geneva); first observed in 2000.