Although every experiences some physical changes due to aging in the middle adulthood years, the rates of this aging vary considerably from one individual to another. Genetic makeup and lifestyle factors play important roles in whether chronic disease will appear and when (Kaplan,gurven,winking,2009). Middle age is a window through which we can glimpse later life while there is still time to engage in prevention and to influence some of the course of aging (bertrand,graham,lachman,2012:Lachman,2004).