Breast cancer patients who are overweight have more aggressive disease and are likely to die sooner, U.S. researchers reported. A dangerous type of breast cancer, known as inflammatory breast cancer, was seen in 45 percent of obese patients, compared with 30 percent of overweight patients and 15 percent of patients of healthy weight. The more obese a patient is, the more aggressive the disease. the fat tissue may increase inflammation that leads to more aggressive disease.
http://news.yahoo.com/s/nm/20080314/hl_nm/cancer_breast_obesity_dc;_ylt=Akn4fR3gZPweMDDZILx9KUzVJRIF