This document provides information on proper hand hygiene and hand washing techniques. It defines hand hygiene and different types of hand washing. The five main indications for hand hygiene according to the WHO are outlined. Proper hand washing procedure involves 15-30 seconds of lathering and washing hands using friction between fingers and thumbs, followed by thorough rinsing and drying with paper towels from clean to less clean areas. Maintaining short nails and avoiding jewelry helps remove microorganisms and prevent their spread when washing hands.