Menstrual cycle mating partners during the menstrual cycle; however, those seeking a short-term relationship were more likely to choose a partner with more masculine features than usual. This was found to be the case especially during the woman's high conception risk stage and when salivary testosterone was high. However, when women are in the luteal (non-fertile) phase, they tend to prefer men (and females) with more feminine faces. A preference is also shown for self-resembling faces and apparent health in faces during the luteal phase of the cycle. Apparent health preferences were found to be strongest when progesterone levels were high. Additionally,
Half the Sky and when seen by patriarchal husbands and affected wives can change household dynamics. Another solution is sponsored by Always, Always provides feminine care products to school girls so that they do not miss school during their menstrual cycle, which often happens because they feel ashamed. The final and probably most empowering solution is an education. Allowing girls to attend school and go beyond elementary school can truly help women advance in developing countries. Carolyn See, a book critic from "The Washington Post", said in her review: "'Half the Sky' is a call to arms, a call for help, a call