Nerve Aid It is necessary to support the lower part of the back and keep it straight at all times. No matter what type of treatment you try for sciatic nerve pain, as long as you continue to aggravate sciatica by curling your back when sitting or sleeping, it is a waste of time! Sciatica is a physical condition and, although there are herbal remedies that help, you should start by helping your spine and sleeping in the right way to prevent…