The nerves are compressed and people then experience the symptoms of pain, weakness, and numbness. Other conditions, such as spinal stenosis, spondylolisthesis, or piriformis syndrome can also cause sciatica symptoms by irritating the sciatic nerve.
Related Story: Get to know the Eurovision 2015 finalists. Map: Austria. Swedish singer Mans Zelmerlow has won the 60th Eurovision Song Contest, with Guy Sebastian coming in fifth for wildcard entry Australia.
2) Abba first shot to worldwide fame when they won the Eurovision Song Contest in April, 1974 with Waterloo. We knew if we had any chance of winning the competition we had to write a song about a major London rail terminal, recalls Bjorn Ulvaeus.