The incidence of threatened abortion increases in recent years, which bothers women＇s health and increases the social burden. Threatened abortion belongs to ‘fetal spotting＇ and ‘fetal irritability＇ in traditional Chinese medicine （TCM）. TCM has a long history and enjoys unique features in treating miscarriage prevention. Professor YOU treats threatened abortion cases based on the theory ‘correspondence between man and universe＇, which holds the idea that heart locates in higher place as sky to bring sunshine, rain and dew, while splee...
