The colors of the US Flag have important meaning and the colors symbolize our spiritual heritage. The red of the stripes was not only emblematic of the blood that was shed in the war that led to the establishment of an independent republic.
Causes of motor neurone disease. Motor neurone disease occurs when specialist nerve cells (motor neurones) in the brain and spinal cord progressively lose their function.It's not clear why this happens. In most cases, a person with motor neurone disease won't have a family history of the condition. This is known as sporadic motor neurone disease.ossible causes of motor neurone disease. It's still unclear why the motor neurones begin to lose function. Most experts believe that it's a combination of interrelated factors that ultimately affect either the motor neurones or the nerve cells that support them.
1 Motor Neurone Disease (MND) is the name given to a group of diseases in which the nerve cells (neurons) that control the muscles degenerate and die. 2  MND is a slowly progressive disease in that it gets steadily worse over time.