In addition to the sciatic nerve, many other nerve roots in the lumbar spine transmit nerve signals to the legs. Therefore, a bulging disc at any point between the five vertebrae of the lumbar spine (L1 to L5) or between the bottom of the lumbar spine and sacrum (L5 to S1) could result in leg pain.
Ipod nanos last about a good 12 hours on a fully charged battery. The time varies depending on how often you stop it from going on continuously.pod nanos last about a good 12 hours on a fully charged battery. The time varies depending on how often you stop it from going on continuously.
http://www.apple.com/batteries/ipods.html. Maximum Battery Life. The new iPod touch can play music up to 36 hours, the new iPod nano can play up to 24 hours, the new iPod classic can play up to 36 hours, and the iPod shuffle can play up to 12 hours on a full charge at original capacity.