The following medical conditions are some of the possible causes of Tooth loss. There are likely to be other possible causes, so ask your doctor about your symptoms. 1  Normal childhood tooth loss. 2  Tooth decay.  Loose tooth.
Barack Obama is not the only one. The other US Presidents who have won the Nobel Peace Prize are, in chronological order, Theodore Roosevelt, Woodrow Wilson, and Jimmy Carter. (You can watch President Obama's remarks here). Theodore Roosevelt was the first American to won a Nobel in any category.
Martin Luther King Jr. was awarded the Nobel Peace Prize in 1964 for his crusade for civil rights in the United States. Read the full text of the presentation speech given by chairman of the Nobel Committee, Gunnar Jahns, then follow the link for a biography of King.