Although wigs look like they are of more modern origin, they were actually used in Ancient Egypt as a better method of taking care of you hair. Learn more about history of wigs here.
Hair is very important to humans and it always was. It had its part of mythology and its real part. Those that had no hair were forced to replace it with artificial replacement - wigs. You can read about history of the wigs here.
Although wigs could look familiar from the outside there are different types of wigs that are made from different materials and with different techniques. Here you can read more about different types of wigs.