In the 1980s, foodborne outbreaks and hospital-acquired infections led the US Centers for Disease Control and Prevention to more actively promote hand hygiene as a critical means of preventing the spread of infections.
Mnamo muda wa 1980, mikurupuko iliyosababishwa kupitia vyakula na maambukizi yaliyohusiana na huduma za afya ilifanya Kituo cha Uthibiti na Uzuiaji wa Magonjwa ya Marekani kuendeleza kikamilifu usafi wa mikono kama njia muhimu ya kuzuia kuenea kwa maambukizi.