The document discusses the importance of hand hygiene in preventing the spread of infections in healthcare settings. It notes that Ignaz Semmelweis in the 1800s first established the link between poor hand hygiene of healthcare workers and the spread of infections in hospitals. The World Health Organization (WHO) developed the "My 5 Moments for Hand Hygiene" guidelines to educate healthcare workers on proper hand hygiene practices. The document emphasizes that hand hygiene is one of the most effective ways to reduce transmission of harmful germs and prevent healthcare-associated infections.