The other choices at $500/oz. for silver will be either gold, or copper. And gold might be $5000/oz,. or higher. And copper is not a viable alternative. See, I have a brick of copper weighing 33 pounds in my shop to make this point. Copper is $3.24 per pound.
Compression of the leg nerves as they exit the spine causes shooting pain that can extend all the way down to the foot. The pain typically starts at the buttock and is felt on the side and back of the leg.
Physical therapy can be used to soothe burning leg pain caused by overuse of muscles. Stretching may be used to relieve sciatica pain. Sciatica may cause leg and buttocks pain. Sciatica pain may be felt all the way down to the calf. Sciatica is a common cause of pain from the lower back down through the leg. Overuse of leg muscles can be the cause of burning leg pain. A bulging disc in the spine can compress the sciatic nerve and cause leg pain. If the sciatic nerve becomes irritated, it can cause pain and numbness down the leg.