Reuters Health News Summary Following is a summary of current health news briefs. U.S. proposes scrapping some obsolete Medicare regulations2013-02-05T010951Z_2_BRE914024_RTROPTC_0_US-USA-HEALTHCARE-HOSPITALS.XML () - Social Security, health spending to hit $3.2 trillion ayear WASHINGTON (Reuters) - Spending on Social Security andhealthcare will double to $3.2 trillion a year over the nextdecade, threatening a sharp rise ... [News Source]