Take a tour of Unusual Facts About Toothbrushes in Miami, United States - part of the World's Greatest Attractions travel video series by GeoBeats. The first toothbrushes with bristles were created in China in 1498, made from wood and pig hairs. Before that, since about 3,000 B.C., many civilizations would chew on small sticks in order to keep their mouths clean. Be careful to keep your toothbrush six feet away from the toilet, because of the airborne particles every time it flushes. The most popular color of toothbrush in America, for both men and women, is blue. Oral health and hygiene has reached such an advanced level that now, even some dogs use them.