Where did the name El NiÃ±o come from? Why is El NiÃ±o frequently described as a disruption of the usual situation in the tropical Pacific? Should we take El NiÃ±o forecasts with a grain of salt? Why don't you see much in the news about the causes of El NiÃ±o? Does El NiÃ±o originate solely in the tropics, or do the midlatitudes play an important role?
Thick blood is caused by a variety of conditions, such as heavy proteins in the blood, too much blood in circulation or a blood clot system imbalance, according to Southeastern Medical Oncology Center. Diseases such as cancer and lupus can also lead to thick blood. Continue Reading.
Tweet. Thickening of a blood vessel may occur for a number of reasons. It is usually a result of changes within the vessel wall causing it to become thicker than normal. Alternatively it may arise from an enlargement of the vessel as a whole due to dilatation or birth defects.