Symptoms of sciatica originating at this level of the lower back may include: pain and/or numbness at the top of the foot, particularly in the web between the great toe (big toe) and the second toe. 1  See All about the L4-L5 Spinal Segment. 2  Sciatica from S1 nerve root.
The Advisory Board Company. The Advisory Board Company is a best practices firm that uses a combination of research, technology, and consulting to improve the performance of health care organizations and educational institutions. 1 History.
Federal Advisory Council. A committee consisting of representatives from each of the 12 Federal Reserve Banks, along with a President and a Vice President. The FAC conducts research on behalf of the Federal Reserve and advises the Board of Governors on potential policy changes.