Have you heard of The Occupational Information Network (O*NET)?  

The database is available to the public at no cost.  O*NET OnLine, is an interactive application for exploring and searching occupations.  

Checkout Healthcare Occupations with a Bright Outlook.

The Occupational Information Network (O*NET) is being developed under the sponsorship of the US Department of Labor/Employment and Training Administration (USDOL/ETA) through a grant to the North Carolina Employment Security Commission.