cardiovascular health - the most common form of cardiovascular disease, hypertension, is strongly associated with urbanization, and as African nations race to develop, people are moving to cities in droves. The lifestyle changes – including Westernized diets, lower physical activity, and increased consumption of alcohol and cigarettes – associated with urban migration are so extreme that one study in Ghana found that urban dwellers have nearly a twofold increase in hypertension compared to their rural counterparts. www.1wallmart.com