people are born with an unusually formed piriformis muscle or sciatic nerve that contributes to this condition. Having tight muscles from a lack of physical activity is known to be one of the ...

Sciatica nerve compression can result from a variety of different causes, including bulging or herniated discs, spinal ...

Sometimes hamstring tightness is caused by an underlying injury to the hamstring muscle or tendon, or due to referred pain from the lower back or sciatic nerve, which passes through the hamstrings.

Review of the literature on relevant injection procedure found that injury to the sciatic nerve is associated with use of the dorsogluteal site for injection, because the sciatic nerve commonly ...