Although the symptoms of sciatica are different for each patient, there are some symptoms that may occur in most people with sciatica. The most common symptoms of sciatica are the following: A stinging pain in the lower back, the car and the leg. A burning pain in the lower back, the car and the leg. Paints starting in the back and walking to the leg through the car. Muscular weakness in the legs. Feeling disorders / An numbness in the leg, foot or toes. Tinkers in the leg, the foot or the toes. Muscle cramp in the car or in the leg. Reduced reflexes in the knees and ankles. Pain in lifting and stretching the sore leg. Pain in the feet or toes. Relaxation of the calf muscles. Outbreaks of the Achilles tendon reflex.