 Subjects from several Wisconsin nursing homes were randomized to receive once-monthly vitamin D oral capsules 50,000 units or placebo. Blood levels of 25-OH D, parathyroid hormone, serum calcium, and a marker of bone turnover will be measured periodically by standard lab assays. Swallowing quality of life was measured by questionnaire. Appropriate statistical tests paired T tests, 95 confidence intervals will be calculated with the large sample approximation for binomial variables, other. 