Young women with larger breasts may be at a higher risk of diabetes in adulthood, a Canadian study suggests. The study, published in the Jan. 29 issue of the Canadian Medical Association Journal, found the larger a woman's bra cup size is at age 20, the greater her risk of developing Type 2 diabetes later in life. Working with the U.S.-based Nurses' Health Study II, which started in 1989 and tracks 116,609 women from 14 states with biennial questionnaires on their health and lifestyles, the Canadian researchers assessed the onset of Type 2 diabetes between 1993 and 2003 in 92,106 participants. They excluded participants who did not include information about breast size or body mass index as well as those already diagnosed with diabetes. They found the age-adjusted risk of developing Type 2 diabetes was two times higher for a B cup, four times higher for a C cup and five times higher for a D cup or larger than for women with the smallest cup size. After...