"Some days I wake up and go, 'Am I wasting time, when I could be on chemotherapy or getting a surgery?' " asks Tony Lapinski, a Montana veteran who worries about what is causing his severe back pain.
Michael Albans for NPR
Thomas Mangrum of Washington, D.C., has used a wheelchair for 15 years. The company that provides his helper -- who assists him with his day-to-day activities — will have some tough choices to make once new regulations regarding overtime pay for lower-salaried workers come into effect.
Courtesy of Amy Brooks
A worker in Claysville, Pa., shovels the fine powder that's part of a watery mixture used in hydraulic fracturing. Silica dust is created in a wide variety of construction and manufacturing industries, too.