Former US President Obama said 13 days that his COVID-19 test results were positive. Obama wrote on social media that day that he felt his throat itchy recently. In addition, he felt good. He and his wife Michelle have completed the new crown vaccination and received booster shots. Michel COVID-19 test results were negative. Obama was born in 1961 and served as president of the United States from 2009 to 2017. COVID-19 statistics released by Johns Hopkins University show that as of 13, there were more than 79 million 500 thousand confirmed cases in the United States, with nearly 970 thousand deaths. (Xinhua News Agency)