Liver diseases of some kind affect one in ten Americans. End stage liver disease is the seventh most common cause of death in those between the ages of 25 and 65. The liver is a vital organ and a robust one, a healthy liver being able to regenerate itself if damaged, unlike many other organs of the body.
The Great Wall is a series of stone and earthen fortifications in China, built, rebuilt, and maintained between the 5th century BC and the 16th century to protect the northern borders of the Chinese Empire during the rule of successive dynasties.alls were being built in order to protect the Chinese empire as early as the 7th century BC. However, the collection of walls which have become known as The Great Wall of China were mainly built from 220 to 206 BC.
During the Qin Dynasty, some of these early fortifications along the northern frontier would become part of the âfirstâ Great Wall. In 215 BC, the First Emperor Qin Shi Huang ordered his general Meng Tian to start constructing the Great Wall to protect against the northern nomads.