Uncontrolled shaking of various body parts.
Tremor is manifested especially in the hands, but can occur in the head, shoulder or other body parts.
Tremors may occur for a limited period of time such as emotions or may worsen over time, such as in Parkinson's.
Tremors occur in different parts of the body and depending on certain factors and cause.
Essential tremor is a tremor that occurs after birth and gets worse especially in the 2nd part of life, is of unknown cause.