Tremor is an involuntary shaking movement that is repeated over
and over. Although it may affect any part of the body, tremor
most often affects the hands and head. Your voice may also
shake. Sometimes the feet or torso may also shake. Essential
tremor, which sometimes runs in families, is one of the most
common types of tremor. It is shaking that is most noticeable
when you are doing something like lifting a cup or pointing at
an object. The shaking does not occur when you are not moving.
Medicine can help reduce the shaking. Brain surgery can be
helpful in some Tremors can also be caused by conditions or
medicines that affect the nervous system, including Parkinson's
disease, liver failure, alcoholism, mercury or arsenic
poisoning, lithium, and certain antidepressants. Side effects
from other medicines can also cause tremors. notice a tremor,
observe it carefully and note what seems to make it better or
worse before calling your doctor. If a cause is discovered, the
disease will be treated rather than the t