22 March 2011

Regular exercise may reduce cancer risk in women, but the benefits could be missed if the woman is sleeping too little.

This was revealed from a study involving 5968 women in Maryland. Confirming previous findings, which say that people who perform regular physical activity face a lower risk for esophageal cancer.
But when the researchers looked at women aged 18 to 65 years of diligent exercise every week, they found that sleep seems to play an important role in cancer risk.

People who sleep less than seven hours each night to face the risk of 47% for esophageal cancer than those who sleep more among women who are physically active, the researchers reported that a meeting of the American Association for Cancer Research.

"We thought it was very interesting and arouse curiosity. It's like the first time doing research. That's not something that has been studied extensively, "said James McClain from the National Cancer Institute, part of the National Institutes of Health government.

As the leader of the study, McClain said it was unclear how real is too little sleep may make people more susceptible to cancer. In fact, enough sleep has long been associated with health.

U.S. Centers for Disease Control and Prevention (CDC) called the lack of sleep as a public health problem that is not considered, and stated the Americans getting less sleep. The CDC states the percentage of adults who report sleeping six hours or less per night increased from 1985 to 2006.
Experts say lack of sleep on chronic sleep associated with obesity, diabetes, high blood pressure, stroke, heart and blood vessel disease, depression, smoking and drinking to excess.

In addition, research has shown that people who exercise regularly face a lower risk of breast cancer, colon and other cancers. Many experts believe the impact of sport on the body's hormone levels, immune function and body weight may play an important role.


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