New hearing test programme for Ghanaian children
27 February 2014 Last updated at 12:32 GMT
Hearing is a sense that most people take for granted. But if it is damaged or lost, the physical signs of the impairment are often invisible to other people.
Hearing loss can severely affect a child's education and later their chances of getting a good job.
There are just eight audiologists in Ghana - there were only two a few years back for a population of 25 million.
Also, people come to get hearing tests from as far away as Ivory Coast - there is such a shortage of audiologists in West Africa.
BBC Africa's Tomi Oladipo reports from Winneba town in Ghana's central region, where a new screening programme is helping to spot children who might need help.
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