On its website, the World Health Organization states that at least one-third of all cancer cases are preventable and that prevention offers the most cost-effective long-term strategy for the control of cancer.
The WHO identifies the following avoidable risk factors:
- Physical inactivity, dietary factors, obesity and being overweight
- Alcohol use
- Environmental pollution
- Occupational carcinogens
This section covers these risk factors in detail.
Physical inactivity, dietary factors, obesity and being overweight
Prophylactic surgery and cancer prevention