The most important reason to washing a cutting board is because it can grow bacteria, if it's not washed with bacteria cleaning soap and hot water.
The condition is known as a radiculopathy. Syntpoms depend on which are of the spine is affected, but commonly patients experience pain, anesthesia (numbnes), parasthesia (tingling), weakness, and difficulty with voluntary control of muscle.
The most common source of water contamination is: A. sewage.