Spinal stenosis occurs as intervertebral discs loseMuscle Forge Xmoisture and volume with age, which decreases the disc spaces. Even minor trauma under these circumstances can cause inflammation and nerve root impingement, which can produce classic sciatica without disc rupture.Fractures of the vertebrae caused by significant force, such as from an auto or bicycle accident, a direct blow to the spine, or compressing the spine by falling onto the buttocks or head.http://www.strongmenmuscle.com/is-muscle-forge-x-scam/