Risk Factors of Prostate Cancer
What are the risk factors for prostate cancer?
Unlike most other common cancers, there are very few known prostate cancer risk factors.
Click on the icons below to find out if they are significant risk factors for prostate cancer.
- Incidences of prostate cancer increases with age, particularly after age of 50 years old.
- The incidence is the highest in men in their 70s and it is extremely rare in men in their 20s and 30s.
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- Several genes are associated with higher incidence of prostate cancer, such as the BRCA2 mutations.
- Positive family history may also suggest similar exposure to environmental carcinogens and lifestyle risk factors.
- The risk of developing prostate cancer is doubled in the presence of a family history in a first-degree relative.
- Multiple studies analysing the relationship between the incidence of prostate cancer and body weight have varied substantially in their results.
- In the REDUCE study, obesity was associated with lower risk of a low-grade prostate cancer but a higher risk of high-grade prostate cancer.
- High intake of saturated animal fat is associated with increased prostate cancer risk.
- However, the evidence is weak.
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- Higher vegetables consumption such as tomato, broccoli and cauliflower have been associated with lower risk of prostate cancer.
- However, the evidence is weak.
- Cigarette smoking has always been regarded as carcinogenic.
- However, there is no convincing data on association of smoking with incidence of prostate cancer.
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