If you want to see a live giant squid, you have to go to where it lives. That happens to be the inky black, icy cold waters 1,650 feet (500 meters) to 3,300 feet (1,000 meters) below the oceanâs surfaceânot a very convenient place to watch wildlife.
Parkinson's disease (PD, also known as idiopathic or primary parkinsonism, hypokinetic rigid syndrome (HRS), or paralysis agitans) is a degenerative disorder of the central nervous system mainly affecting the motor system.arkinson's disease is more common in older people, with most cases occurring after the age of 50; when it is seen in young adults, it is called young onset PD (YOPD). The main motor symptoms are collectively called parkinsonism, or a parkinsonian syndrome.
Parkinson's Disease Dementia. Parkinson's disease dementia is an impairment in thinking and reasoning that eventually affects many people with Parkinson's disease. About Parkinson's disease dementia. The brain changes caused by Parkinson's disease begin in a region that plays a key role in movement.