Scientists know that being overweight increases the risk of breast cancers fed by estrogen, but being too fat may also increase the risk of triple-negative breast cancers, a less common and far more deadly type, U.S. researchers said on Tuesday.
They said women who are overweight had a 35 percent higher risk of developing triple-negative breast cancers, an aggressive form of cancer that affects 10 to 20 percent of cases.
People should limit the amount of red meat they eat to the equivalent of three slices of ham, one lamb chop or two slices of roast beef a day, Government advisers have warned.
The Scientific Advisory Committee on Nutrition (SACN), published recommendations designed to cut the risk of bowel cancer.
Evidence suggests red and processed meat increases the risk and that people who eat 90g or more a day should cut back