Research at Teesside University is gauging public opinion to find out what people really think about a controversial public health measure.
Water fluoridation is considered by many to be a cost-effective measure to help reduce health disparities, promote dental health and reduce the cost of dental procedures for the National Health Service, as fluoridated water makes teeth more resistant to decay.
However, despite being backed by the Government and health organisations, only about 10% of people in England receive fluoridated drinking water.
Priyanka Vasantavada, who is a PhD student at Teesside University, is hoping to survey around 2,500 people to get a comprehensive understanding of what people know about water fluoridation and how they feel about it.
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But did you bother to watch?