Ophthalmologists need to protect themselves from repetitive strain injury

Repetitive strain injury, or RSI, is defined by Wikipedia as an “injury to the musculoskeletal and nervous systems that may be caused by repetitive tasks, forceful exertions, vibrations, mechanical compression, or sustained or awkward positions.” For us ophthalmologists, RSI is primarily caused by the final four words in that definition: “sustained or awkward positions.”
Our repetitive sustained and awkward positions are primarily those assumed when sitting down at the slit lamp examining a patient in the clinic or at the operating microscope doing microsurgery repeated