According to a recent review in the previous year by Riera and Dilin, “aging is considered to be the biggest risk factor for developing several of the world’s most prevalent chronic diseases” (Riera and Dillin 2015). These aging and age-related diseases include metabolic syndromes, cardiovascular and neurodegenerative diseases, and most prevalent forms of cancer (Kennedy, Berger et al. 2014). Typically, there is a high incidence of chronic diseases and co-morbidities in the elderly. More than a quarter of all Americans and two out of every three older Americans have multiple chronic conditions, and disease management for this population accounts for over 60% of the country’s health care budget. Generally, aging is viewed as an overall decline
