From the United States Department of Labor Bureau of Labor Statistics:

Employment of health care occupations is projected to grow 19 percent from 2014 to 2024, much faster than the average for all occupations, adding about 2.3 million new jobs. Health care occupations will add more jobs than any other group of occupations. This growth is expected due to an aging population and because federal health insurance reform should increase the number of individuals who have access to health insurance…(more)