Aging adults may suffer from several chronic diseases at the same time, and are high users of healthcare resources (Martin-Lesende et al., 2011). As the cost of providing care for someone 65 years and older is three to five times greater than someone less aged, healthcare spending is projected to increase by 25% (CDC, 2007). By 2040, the cost of medical care for patients with chronic conditions is estimated to reach $864 billion, approximately 83% of total healthcare expenditures