Surgery is rarely needed for sciatica. But a type of surgery called lumbar decompression surgery may be considered if: the condition has an identifiable cause, such as a slipped disc. the symptoms haven't responded to other forms of treatment.
Known as the Renaissance, the period immediately following the Middle Ages in Europe saw a great revival of interest in the classical learning and values of ancient Greece and Rome.
  The Renaissance was a cultural movement. It was the revival of learning based on classical sources, the rise of courtly and papal patronage, the development of painting â¦ perspective, and advancement in science. It spanned from the 14th to 17th century and started in Italy.  .