According to the study , researchers questioned 300 women about how much coffee they drank per day and measured the size of their breasts. Women who drank 3 or more cups of coffee per day had breaststhan women who drank less than 3 cups per day.That's the bad news. The good news is that caffeine has been shown to reduce the risk of breast cancer.My humble breasts have been the same size while I drink tons of coffee though... Lady coffee lovers: your thoughts?