For once, lower back pain caused by sciatica and overall discomfort is experienced by many these days. When the sciatic nerve comes under pressure, people feel pain and this is sensed in the lower back, but also the hips, buttocks, and legs. Many situations cause sciatica, such as injury caused by a fall or slip, when you lift something heavy and do a sudden movement, tight muscles, or repetitive work. Workers on production lines usually complain about lower back pains and this is because of the repetitive movements.