Former President Bill Clinton was admitted to the hospital after developing a fever, his deputy chief of staff said Monday.Clinton was admitted to Georgetown University Medical Center, where he was to undergo testing and observation. Aides said the former president was "fine.""He remains in good spirits and deeply appreciates the excellent care he is receiving," the short statement read.RELATED STORY | Family, supporters celebrate Jimmy Carter's 100th birthdayClinton, who is 78, was hospitalized with an infection in 2021. In 2010 he received two stents in an artery and in 2004 he underwent quadruple bypass heart surgery.This is a developing story. Stay with Scripps News for additional updates.