An online survey of more than 2,000 full- and part-time employed adults shows a jump in cuts to health and dental plans in the fourth quarter of 2010. The WSJ's Health Blog reports on the survey, conducted by Glassdoor.com, in which 40 percent of respondents said their company made organizational, staff or benefit changes during Q4. Twenty-eight percent of those folks said their medical or dental benefits were reduced -- up from 22 percent in Q3.