By Sarah Mapes Over many decades and centuries, many things have changed about American families. One thing that hasnt is that when it comes to health and health care, women are in the drivers seat. In two-thirds of American households, women are the primary health care decision-makers. We are more likely to choose our familys health insurance plan. We ensure that our children get vaccines and regular check-ups, that our husbands take their heart pills and that our aging parents get appropriate long term care. We account for 80 cents of every dollar spent at drugstores and do most of…