Studies have shown that up to 40 percent of cancers are caused by unhealthy lifestyles, such as smoking, overeating, do not love sports. Graham Cancer Center tumor scientist Gregory Masters said: "The vast majority of lung cancer is related to smoking, most skin cancers are related to sun exposure. The gene in which only played a relatively small role - perhaps 10-15%.Therefore, to develop a healthy lifestyle to reduce your risk of cancer is the most effective way. " 1. Quit Smoking Strictly <a>nike free</a> Studies have shown that smoking causes 30 percent of cancer deaths, especially lung cancer. And quitting smoking is key to preventing various forms of cancer. According to the study published in the magazine "American Medical Association," in 2010 pointed out, smokers smoke reduce from 20 to 10 or less per day, lung cancer risk can be reduced by 27%. 2. Attention Weight According to the American Institute for Cancer Research (AICR) data, excess fat increased risk for nine cancer, including esophageal cancer, kidney cancer and gallbladder. In addition, according to AICR estimates, in the US, there are 120,000 cases of cancer each year should be attributed to weight gain. <a>toms schuhe</a> Dr. Patricia Ganz recommend the University of California, Los Angeles, to learn constantly concerned about their weight, once the digital scales is starting to rise, you must take action. Need to let your BMI index below 25. 3. Vigorous Exercise At Least 30 Minutes A Week The American Cancer Society recommends, should remain moderate exercise150 minutes per week (or 75 minutes vigorous activity). 2010 study published in the "Nutrition and Cancer" magazine's findings, only do physical exercise 30 minutes a week, it is enough to stop women suffering from breast cancer decreased by 35%."Sport has a strong protective effect, in addition to maintaining a normal body weight, but also help the body reduce inflammation. This in turn can inhibit the body can cause cancer cells. "Dr. Ganz said. 4. Alcoholics As Far As Possible <a>air max</a> Alcohol is one of several cancer culprit, Including the mouth, larynx, liver, colon and breast cancer. Although the exact cause is not known, But the researchers believe, alcohol may damage body tissue. For example, in the inside of the colon, the bacteria can be transformed into a large amount of alcohol, acetaldehyde, the latter is known carcinogenic chemicals. For women, alcohol can cause estrogen levels soar, thereby increasing the risk of breast cancer. The American Cancer Society recommends, women daily alcohol consumption should not exceed 1 cup. For the sake of the body, alcohol should be better. 5. Eat Broccoli Cruciferous vegetables, especially broccoli, Brussels sprouts, cabbage