First News travelled to Mozambique in Africa to follow Dr Dalia Ussene on a typical day saving children who don’t have enough nutritious food.
Around the world, five malnourished children die every minute as a result of malnutrition.
Malnutrition is responsible for nearly half of all deaths of children under five. Millions more children live with the effects for the rest of their lives, because their bodies and brains haven’t developed the way they should.
Find out how you can take part in Unicef’s Day for Change with your school to help malnourished children to grow up healthy and strong at unicef.uk/day4change