That can be from a number of causes. Usually they are related to the nervous system. They can be temporary, caused by anxiety, or more permanent, like the ones associated with… nerve damage of some kind, such as Multiple Sclerosis, Parkinson's Disease, or other neuropathy. (MORE)
Tremor is another word for shake. They can be small or large (fine or gross movements) and caused by a variety of reasons, from hypertension to nervous system damage.
Essential tremor and tremor caused by a disease of the central nervous system cannot be prevented. Avoiding use of such stimulant drugs as caffeine and amphetamines can preven…t tremor that occurs as a side effect of drug use. (MORE)
Somatic Tremors refer to artifacts (interference) that would make it difficult to interpret an EKG. The word "Somatic" refers to body, so it can be thought of as body movement… that causes said interference on the recording. Causes can range from the patient being cold and shivering, or even certain pathological conditions such as Parkinsons Disease..
In simple terms, it is a type of interference that can apear on a EKG.. (MORE)