Eventually, even this simple communication degenerates to a complete inability to speak. Several physical problems also occur. Unsteadiness, falls, and reduced mobility should severely limit the distance the AD wanderer may travel. The overall loss of coordination and body control means the patient may need help dressing, bathing, grooming, eating, and toileting. This stepwise decline in ability is caused by additional small strokes that further destroy parts of the brain.
Vascular dementia is the second leading cause of dementia among the elderly.
The onset of Parkinson s disease usually occurs between age 50 to 65 years. It is commonly associated with tremors and a shuffle gait. Other symptoms include slowing of or difficulty starting movement and muscle stiffness. In Parkinson s disease a deficiency exists in the neurotransmitter dopamine. Found within the brain cells that produce dopamine a microscope reveals a structural disorder called a Lewy body.