Sciatica

Sciatica refers to pain from back or buttock and move down into the leg and may move into the foot. It is caused by irritation of the nerve roots coming out of the spinal cord into the lower back, then extend down into the leg, ankle and foot, the sciatic nerve. In severe condition, the lower limbs weakness, muscle atrophy, faecal and urinary incontinence may occur. If have doubt, you should consult your family doctor or physiotherapist for further examination.

Causes:

Injury
Spinal degeneration and overuse
Spine and/ or pelvic dislocation lead to nerve compression

Symptoms:

Lower limbs have neuralgic pain and abnormal sensation
Lower back and buttock pain
Lower limbs numbness
Diminished reflex action
Decrease muscle power
Thigh and calf muscles atrophy
In severe condition, faecal and urinary incontinence may occur

Prevention:

To maintain good posture
Proper lifting techniques in keeping your back straight while bending your knees to pick up items can avoid mechanical back problems
Avoid activities that are likely to put unnecessary strain on your back
To perform stretch exercise regularly