Most musculoskeletal conditions caused by trigger points worsen with certain movements.  There is one particular muscle which causes pain during swimming and that is Gluteus maximus. Return to the previous page and select another movement that causes you the most discomfort. Cross reference your list of the top 3 activities that  worsen your back pain and their associated muscles with the muscles you identified based on the location of your pain. Focus your acupressure treatment and stretching on those muscles that rank consistently at the top of the list and appeared most frequently. Click on the tab "Muscles monograph" to take you the list of all the muscles frequently involved in lower back pain for detailed information about the symptoms, causes for developing their trigger points and treatment options for the particular muscle. You can quickly access the same information for the muscles discussed in this section by clicking on each individual muscle below.