29. Physical therapists
Projected increase in 2016: 27.1 percent
Number employed in 2006: 173,000
Median pay in 2006: $68,050
Education/training: In addition to a master's degree from an accredited physical therapy program, this profession requires a state license.
Job outlook: The growing elderly and disabled population will push demand for physical therapy, an industry that's constantly expanding its scope.
• More on physical therapists
• Job openings in New England for physical therapists
(Globe Staff Photo/Matthew J. Lee)