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.
What is causing my painful leg cramps? It's probably a combination of things that lead your leg muscles to seize up and cause the shooting pain of cramp. Cramps can particularly affect you during your second trimester and third trimester (CKS 2012, Simon et al 2010).