Cold sores are caused by a contagious virus called herpes simplex virus (HSV). There are two types of HSV. Type 1 usually causes oral herpes, or cold sores. Type 1 herpes virus infects more than half of the U.S. population by the time they reach their 20s. Type 2 usually affects the genital area.
About Mansa Musa. Mansa Musa was the ruler of Malian Empire which has an estimated net worth of $400 billion. He is referred to as The Richest Man of All Time. Mansa Musa is the tenth Mansa. He is known for other names such as Emir of Melle, Lord of the Mines of Wangara, and Conqueror of Ghanata, Futa-Jallon. He came to the throne by appointing a deputy. The reason why the King appointed Musa as his deputy because he did an expedition to the Atlantic Ocean.
Carlos Slim Helu, currently pegged by Forbes as the world's richest person, comes in only at No 22 on this list with $68bn to his name. He is beaten by Bill Gates, the founder of Microsoft, who comes in at No 12 because at his richest his fortune allegedly touched the equivalent of $136bn in today's dollars.