Causes among young adults include trauma, menstrual and ectopic bleeding, and problems of acute hemolysis. During their childbearing years, women are more likely to become iron deficient. In people aged 50-65 years, acute anemia is usually the result of acute blood loss in addition to a chronic anemic state.
Land and People. Geographically Venezuela is a land of vivid contrasts, with four major divisions: the Venezuelan highlands, the coastal lowlands, the basin of the Orinoco River, and the Guiana Highlands.
It is bordered by Colombia on the west, Brazil on the south, Guyana on the east, and the islands of Trinidad and Tobago to the north-east. Venezuela's territory covers around 916,445 km2 (353,841 sq mi) with an estimated population around 33,221,865.