Information on Tremors
A tremor is an unintentional movement of a muscle and it canoccur in virtually any part of the human body. It involves rhythmic movementand oscillations and it usually affects the hands. Other common parts which getaffected by tremors quite often include arms, legs, head, trunk, vocal cordsand face. A tremor can also be a symptom and an indicator of some underlyingneurological disorder. It is not a serious medical condition and in some casesit may be quite embarrassing. Tremors get triggered because of certain problemsin the parts of the brain which control the affected muscles. Medicalconditions which are known for causing tremors include multiple sclerosis,numerous neurodegenerative diseases, traumatic brain injury and stroke. It canalso be triggered by certain medications, liver failure, alcohol abuse,overactive thyroid and mercury poisoning. Tremors can also be hereditary. Tremorsmay be characterized by certain symptoms such as rhythmic shaking in the hands,trunk, arms, legs or head. Sometimes they may be so intense that a person isunable to perform the simplest tasks of the daily routine. Tremors may occur inany age, they may be temporary and they may also be associated with certainemotional issues. Static tremor is one of the types of tremors and it commonlyaffects those who suffer from Parkinson’s disease. An action tremor is anothertype of tremor which also can be divided into different classes. It only occurswhen a body part is in motion. It can be divided into postural tremor, kinetictremor, task-specific tremor and isometric tremor.
Different Categories of Tremors
An essential tremor is the most common type of tremor and it iscommonly not associated with any type of pathology. A Parkinsonian tremor is associatedwith certain brain structure damage and it commonly leads to the development ofParkinson’s disease. Dystonic tremor affects all those who suffer from dystoniawhich is a very severe medical condition and a movement disorder withinvoluntary muscle contractions. Cerebral tremor is one of the slower types oftremors and it commonly occurs at the end of certain purposeful movements. Itis commonly triggered by damaged cerebellum or even lesions. Another type oftremor is a psychogenic tremor and it is sometimes referred to as the hystericaltremor. Its incidence commonly gets increased by stressful situations and itcan be accompanied by conversion disorder. Other types of tremor includean orthostatic tremor and physiological tremor. Tremors may also be triggered byalcohol abuse, as it kills the nerve cells.