Wednesday, February 6, 2013

Vitamin E can reduce the risk of lung cancer

Vitamin supplements not only failed to protect against lung cancer, but in contrast, can contribute to its development. During the large-scale study, American scientists have found that a daily intake of 400 milligrams of vitamin E increases the risk of lung cancer by 28%, reports the American Journal of Respiratory and Critical Care Medicine. Experts from the University of Washington in Seattle, the study used data from VITAL, which was attended by approximately 77,000 men and women aged 50 to 76 years. During four years of observations in 521 people diagnosed with lung cancer. As expected, the major risk factors for lung cancer, smoking, family history and age. In addition, the number of negative factors is received supplements of vitamin E. After Sleytora leader Christopher (Christopher G. Slatore) study, increased to 100 milligrams of vitamin E reduce the risk of lung cancer by 7% and the standard dose of 400 mg - 28% . And the negative effect of vitamin E was manifested in smokers. Vitamin E acts as an antioxidant in the body that protects against harmful molecules - free radicals. However, high doses of this substance can have the opposite effect and act as pro-oxidants, which processes and oxidative cell damage, researchers have suggested. Finnish researchers have previously shown that the risk of lung cancer is increased when taking beta-carotene (provitamin A). According to researchers, to avoid such a risk, and provide the body with essential vitamins, you can create a balanced diet rich in fruits and vegetables.

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