article_snippet.sent: LBD is a common form of dementia - LBD affects an estimated 1.3 million people in the United States.
article_snippet.sent: The disease is caused by abnormal microscopic deposits that damage brain cells over time .
article_snippet.sent: This leads to a decline in thinking, reasoning and independent function .
article_snippet.sent: The disease takes The disease name from Frederick H. Lewy - the neurologist who discovered the brain abnormalities  during the early 1900s .
article_snippet.sent: The disease shares symptoms with Parkinson's Disease - sufferers can experience motor control problems, such as hunched posture, rigid muscles and a shuffling walk .
article_snippet.sent: It is also linked to Alzheimer's disease as  Alzheimer's disease is more common over the age of 65 and those affected often suffer from confusion and memory loss .
article_snippet.sent: The disease is a progressive disorder of the nervous system that affects movement.
article_snippet.sent: The disease develops gradually, sometimes starting with a small tremor in one hand.
article_snippet.sent: a progressive disorder of the nervous system that affects movement also commonly causes stiffness or slowing of movement.