They serve a variety of functions that range from physiological to psychological. Mentally, these brews are awesome alternatives for snacks and meals. They fulfill the pleasurable reward principles without incurring any physical sacrifices. Similarly, anything that causes weight gain can be counteracted by adhering to the ritualistic consumption of detoxification water.
Women have, throughout history, made contributions to science, literature and art. One area where women have been permitted most access historically was that of obstetrics and gynecology (prior to the 18th century, caring for pregnant women in Europe was undertaken by women; from the mid 18th century onwards medical monitoring of pregnant women started to require rigorous formal education, to which women did not generally have access, therefore the practice was largely transferred to men).