The most frequent cause of dementia, which is characterized by a steady deterioration in mental, behavioral, and social abilities and impairs a person's capacity for independent functioning, is Alzheimer's disease.
A region of the body has abrupt onset weakness or paralysis due to a brain attack or stroke. It is the same as having a heart attack. The symptoms of a brain attack vary according to the area of the brain that is affected.
Vertigo is the feeling that everything around you is whirling out of control. You can feel woozy and unsteady as a result. Insomnia is not a sickness. Instead, it's a sign of a number of ailments.