Back pain is pain felt in the low or upper back that usually originates from the muscles strains or spasms, pressured nerves, degenerative spinal bones, ligament tear or other structures in the spine.
About Metallic:
Metallic refers to a material that represents or resembles metals such as gold, silver, or pewter. Metallic articles are very shiny, and often embellished by metal materials.
About Walking Shoes:
Walking Shoes are supportive shoes, that may be Sneakers or Casual Shoes, used for short or long distance walking. Walking Shoes often are distinguished additional technology in their construction to support the physical activity.