Medical workers from north China's Inner Mongolia Autonomous Region lead the patients in practicing Baduanjin, a traditional Chinese aerobics, at the Wuhan pulmonary hospital in Wuhan, central China's Hubei Province, March 19, 2020. The medical workers treat COVID-19 patients with traditional Chinese medicine (TCM) therapies to help patients alleviate headache, improve sleeping quality and gastrointestinal function. (Xinhua/Xiao Yijiu)