NEW YORK (Reuters Health) - Osteoporosis screening to measure bone density, followed by bone-strengthening medication if indicated, appears to be worthwhile for many elderly men, US researchers report.As reported in this week’s Journal of the American Medical Association, Dr. John T. Schousboe, from Park Nicollet Health Services in Minneapolis, Minnesota, and colleagues assessed the cost and effectiveness of screening and treating hypothetical groups of men aged 65, 70, 75, 80, and 85 years.