title: Know how to respond to overnight strokes.  Study shows one in seven strokes occur during sleep.
mesh_terms: D002940:Circadian Rhythm; D006304:Health Status; D006801:Humans; D006973:Hypertension / Q000150:complications / Q000175:diagnosis; D012890:Sleep; D020521:Stroke / Q000150:complications / Q000175:diagnosis / Q000188:drug therapy*; D010959:Tissue Plasminogen Activator / Q000627:therapeutic use
chemical_list: D010959:Tissue Plasminogen Activator