Dhaka, Bangladesh (BBN)-The rivers of Bangladesh are the lifeblood of the country.
But their shifting nature also means that it is hard for the people who live there to reach a doctor when they need one, reports BBC.
Infrastructure in Bangladesh is poor as the building and maintenance of roads and buildings is difficult, and the area is prone to disasters such as tidal surges.
So one charity is using an innovative approach to bring health care to the region, as Akbar Hossain reports.