Reason I ask is because I recently read an article in "Conceive Magazine" (it was an old issue from March/April 2009). The article said, "findings from the Nurses' Health Study found that one (or at most) two daily servings of whole milk or whole milk products like yogurt and cheese protect against ovulatory infertility, while skim and low-fat milk, suprisingly do the opposite, says Jorge E. Chavarro, M.D., Sc.D....experts don't know why this is, though Dr.