7fa8a4c9__S__Bureau_of_Labor_Statistics__Job_Duties
[Occupation] Health Educators and Community Health Workers [ENTRY-LEVEL EDUCATION] See How to Become One [2012 MEDIAN PAY] $41,830 [Job Duties] 
Health educators teach people about behaviors that promote wellness. They develop and implement strategies to improve the health of individuals and communities. Community health workers collect data and discuss health concerns with members of specific populations or communities.
Social Workers : Occupational Outlook Handbook: : U.S. Bureau of Labor Statistics