On May 22, 2007, Claimant lifted a bag from a conveyor belt at work and felt a pop in her low back. Initial treated occurred at Barnes-Jewish Hospital West. Three follow-up visits took place at Concentra where medication, five physical therapy visits, and medication were prescribed for a low-back strain. Claimant was placed on restricted duty, but missed work because Employer did not have a limited duty assignment. Claimant did not report the injury to her employer.
Medical records dated June 13, 2007, show Claimant reported improvement and requested an early release to return to full duty. At the hearing, Claimant testified she asked to return to full duty to restore her income. Claimant received no further treatment for her low back. In 2009, Claimant transferred to a desk job, and sitting increased pain and stiffness in her back.
Leading up to March 2010, Claimant continued to have back pain with cleaning, bending and moving about the airplane. Co-employees permitted Claimant to lift carryon baggage, clean the plane and get ice while they handled heavier items. Claimant missed two days from work every other week because of back pain. Claimant had no physician-imposed restrictions. To relieve back and shoulder pain, Claimant takes ibuprofen.
In October 2006, Employer hired Claimant as a full-time ramp agent. Initially, Claimant worked frequent overtime. For each flight, a minimum of 100 bags were handled by two employees, one at the bottom of the bag area, the other in the belly of the plane. Claimant was assigned to the baggage area, and was required to lift 50 pounds or more. Claimant took two to three breaks per day, including lunch. The length of breaks varied depending on air traffic and weather.