Washington — Former President Bill Clinton said Wednesday that he had tested positive for COVID-19 but that his symptoms were mild and he encouraged people to get vaccinated. It is the latest health scare for the 76-year-old, who was briefly hospitalized last year and has undergone several operations since 2004. "I'm doing fine overall and keeping myself busy at home. I'm grateful to be vaccinated and boosted, which has kept my case mild, and I urge everyone to do the same, especially as we move into the winter months," Clinton wrote on Twitter. In October 2021 Clinton spent five nights in a hospital in California for a blood infection, before walking out arm in arm with his wife, former secretary of state Hillary Clinton. In 2004, at age 58, he underwent a quadruple bypass operation after doctors found signs of extensive heart disease. Six years later he had stents implanted in his coronary artery. This prompted him to adopt a vegetarian diet and to speak out publicly about how his ch