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The Selenium and Vitamin E Cancer Prevention Trial, or SELECT, was a clinical trial conducted with the goal of determining whether vitamin E and selenium supplements could prevent prostate cancer. [1] Enrollment for the trial began in 2001 and ended in 2004. [1]
Cancer prevention is the practice of taking active measures to decrease the incidence of cancer and mortality. [ 1 ] [ 2 ] The practice of prevention depends on both individual efforts to improve lifestyle and seek preventive screening , and socioeconomic or public policy related to cancer prevention. [ 3 ]
Over a 45-years span — between 1975 and 2020 — improvements in cancer screenings and prevention strategies have reduced deaths from five common cancers more than any advances in treatments ...
Selenium is found in metal sulfide ores, where it substitutes for sulfur. Commercially, selenium is produced as a byproduct in the refining of these ores. Minerals that are pure selenide or selenate compounds are rare. The chief commercial uses for selenium today are glassmaking and pigments. Selenium is a semiconductor and is used in photocells.
Just be aware that the tolerable upper intake level of selenium is about 400 mcg and Brazil nuts contain 68–91 mcg per nut. Try not to exceed three nuts per day (because they are so large, 1–2 ...
He originated the hypothesis that selenium may protect against cancer and correlated selenium levels in crops with cancer mortality. [4] [5] In 1987, Shamberger was accused of plagiarizing a 1982 National Academy of Sciences report for his 1984 book Nutrition and Cancer. [6] He resigned from his position at the Cleveland Clinic Foundation on ...
Some observational studies found an association between higher circulating selenium levels (usually acquired through various foods and dietary supplements ) and lower risk of prostate cancer. However, the Selenium and Vitamin E Cancer Prevention Trial (SELECT) showed evidence that dietary selenium supplementation actually increased the risk of ...
Edmonds and Dr. Therese Bevers, medical director of the Cancer Prevention Center at MD Anderson Cancer Center, also tell Yahoo Life that their medical centers recommend annual screenings for ...