In developing countries, malnutrition contributes to a third of all deaths of children under the age of five. It is not merely a result of lack of food, but a combination of factors, including inadequate health services and unsafe water and sanitation. Find out how malnutrition has affected children in Niger and Sierra Leone.
A malnourished child with his mother at a paediatric hospital for severely malnourished children in Madarounfa in Niger.
© UNICEF/Niger2010/Marco Di Lauro