The World Health Organization’s strategy for improving hand hygiene is easy for health-care workers to practice, according to a new study published in Lancet Infectious Diseases. Health-care-associated infections are a major threat to patient safety worldwide, and transmission in these settings is mainly from the hands of health-care workers. RELATED | Dental infection control: Hand Hygiene RELATED | Infection control: A bugaboo The strategy consists of five main components. Click here to read more.