Older children and adults usually build up immunity to the disease. Hand, foot, and mouth disease is rare in people older than 10. However, infection is still possible, especially among adults with compromised immune systems.
Presidents Theodore Roosevelt and Franklin Delano Roosevelt were fifth cousins, and a look back into the genealogical charts of the presidential office find numerous family connections. FDR, in fact, was related to 11 former presidents, the most of anyone on the list, according to History.com.
Theodore Roosevelt became the 26th US President (1901-1909) after the assassination of President William McKinley. Nicknamed Teddy, he was one of the most popular and important Presidents ever to serve in the Chief Executive Office. The Panama Canal was built during his tenure in the White House.