Health Fusion: Married couples share more than just their kids, cars and living space. They may also share health issues

Some married people start to look and act like each other over time. You probably know some couples like that. In this episode of NewsMD's "Health Fusion," Viv Williams checks out a study that shows spouses also start to look alike from a health perspective too, sharing similar lifestyle habits, blood pressure, weight and even risk of diseases.