India's plan to prevent diarrhoea
A new project in India's capital city, Delhi, is hoping to help stop children dying from diarrhoea.
In the UK, getting diarrhoea is not a big problem and if you are poorly - you usually get better in a few days.
But in poorer parts of the world it can be one of the biggest risks to children because they can be ill for much longer.
Watch Ricky's report.