Which of the following are symptoms of Parkinson's disease?
Loss of body balance.
Shivering of body.
Excessive salivation.
The main symptoms of Parkinson's disease are the loss of body balance, irregular movement of muscles, shivering of the body and excessive salivation. It is caused due to nerve cell damage in the brain causing dopamine levels to drop. Memory loss and inability to recognise friends and relatives are associated with Alzheimer's.