During the day, we are in contact with objects where there are millions of microorganisms (bacteria, viruses) that cause the flu, lung disease, hepatitis A or many forms of diarrhea. Therefore, hand washing is very important and seemingly very simple action, but often not given proper attention. According to experts, 20 seconds is enough time to wash your hands with soap and water for every time you go out of a toilet, touch foods, touch wounds, change underwear, clear your nose/cough/sneeze, touch debris, before and after caring for someone who is sick with vomiting or diarrhea, after changing diapers or cleaning a baby, after touching animals and after staying in a crowded environment (lounges, airports, bus, etc.).