Most UTIs are caused by bacteria that enter the urethra and then the bladder. The infection most commonly develops in the bladder, but can spread to the kidneys. Most of the time, your body can get rid of these bacteria. However, certain conditions increase the risk of having UTIs.
Nubia - an ancient region of northeastern Africa (southern Egypt and northern Sudan) on the Nile; much of Nubia is now under Lake Nasser Africa - the second largest continent; located to the south of Europe and bordered to the west by the South Atlantic and to the east by the Indian Ocean
Nubians are an ethnic group that originated in present-day Sudan and Egypt. Today, people of Nubian descent primarily live in Sudan, and inhabit the region between Wadi Halfa in the north and Al Dabbah in the south. A significant number of Nubians, estimated at 100,000, live in Kenya.