is an abnormal curvature of the spine to one side. In those who have the condition, the spine bends either to the left or to the right. The bend can occur at any point along the spine, from the top to the bottom.



is the name given to any sort of pain that is caused by irritation or compression of the sciatic nerve. Anything that compresses or irritates the sciatic nerve can cause a pain that radiates out from your lower back and travels down your leg to your calf. Sciatic pain can range from being mild to being very painful.



physical pain is a typical sensory experience that may be described as the unpleasant awareness of a noxious stimulus or bodily harm. Individuals may experience pain due to various daily hurts/aches and through more serious injuries or illnesses.



usually arises from damage to or disease of the nerves. Numbness is often associated with or preceded by abnormal pain - like sensations often described as 'pins and needles', prickling or burning sensations; these are known as paresthesias.