Between 2000 and 2050, the proportion of the world’s population over 60 years will double from about 11% to 22% [1]. The number of older people who are no longer able to look after themselves in developing countries is forecast to quadruple by 2050 [1, 2]. Even in poor countries, older people die of non-communicable diseases such as heart disease, cancer and diabetes, rather than from infectious diseases. In addition, older people often have several health problems, such as diabetes and heart disease, at the same time. The number of older people who are no longer able to look after themselves in developing countries is forecast to quadruple by 2050. Many of the very old lose their ability to live independently because of limited mobility, frailty or other physical or mental health problems. Many require some form of long-term care, which can include home nursing, community care and assisted living, residential care and long stays in hospitals [2, 3]. Vitamin D affects bone and muscle health and likely reduces the risk of falls in the elderly. The serum 25OHD concentration is the best available clinical indicator of vitamin D status [3]. Thyroid function regulates a wide array of metabolic parameters. Thyroid function significantly affects lipoprotein metabolism as well as some cardiovascular disease. The aim of this study is to Determining for levels of 25-hydroxyvitamin D, levels thyroid hormones. In This cross-sectional study, the sample size was estimate with sample size formula and prevalence studies with regard to Confidence 95%. Avoiding of Drug consumption in the last 3 months, which interfere with vitamin D metabolism and haven’t any Chronic renal disease.
