Rửa tay bằng xà phòng được coi là biện pháp phòng nhiều loại bệnh nguy hiểm như nhiễm khuẩn hô hấp,measles, hand, foot and mouth disease, flu ... Only by this action, 35% posibility to spread the bacteria that cause diarrhea is reduced, respiratory infections decreased 19-45%.

In Vietnam, the majority of people living in rural areas do not have the habit of washing hands with soap at critical times such as before eating, after using the toilet or cleaning child exposed.

According to a report by the United Nations Children's Fund, each year nearly 2 million children under 5 years old in poor countries die due to diarrhea. In Vietnam, diarrhea is the second leading cause of death for children (12%).