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Antioxidants and Cancer Prevention: Separating Fact from Fiction
What are antioxidants?
Antioxidants are substances that help protect the body from damage caused by harmful molecules called free radicals. Free radicals can damage cells and contribute to the development of various diseases, including cancer.
Do antioxidants prevent cancer?
The role of antioxidants in cancer prevention is still not fully understood. While some studies have suggested that antioxidants may help reduce the risk of certain cancers, other research has shown conflicting results. More research is needed to determine the specific effects of antioxidants on cancer prevention.
Can taking antioxidant supplements lower cancer risk?
The use of antioxidant supplements for cancer prevention is not recommended. In fact, some studies have even suggested that high-dose antioxidant supplements may increase the risk of certain cancers. It is always best to obtain antioxidants from natural food sources, such as fruits, vegetables, and whole grains.
What are some good food sources of antioxidants?
Fruits, vegetables, nuts, seeds, and whole grains are all excellent sources of antioxidants. Some specific examples include berries (such as blueberries, strawberries, and raspberries), dark chocolate, pecans, kidney beans, and artichokes.
Are there any risks associated with consuming too many antioxidants?
While antioxidants are generally considered safe when obtained from food sources, excessive intake of antioxidant supplements may have negative effects. Some studies have suggested that high-dose antioxidant supplements may interfere with certain cancer treatments or have pro-oxidant effects, which can promote the growth of cancer cells. It is best to consume antioxidants in moderation and through natural food sources.
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