4.2 billion people are living without access to safely managed sanitation, putting them at increased risk of catching a host of infectious diseases, such as COVID-19, cholera, and typhoid. On this year’s World Toilet Day, which is marked on 19 November, we look at how Ratna Khawas has fought ridicule and tradition to improve hygiene in her Nepalese village, with the help of the UN.4.2 billion people are living without access to safely managed sanitation, putting them at increased risk of catching a host of infectious diseases, such as COVID-19, cholera, and typhoid. On this year’s World Toilet Day, which is marked on 19 November, we look at how Ratna Khawas has fought ridicule and tradition to improve hygiene in her Nepalese village, with the help of the UN.Read MoreUN News – Health