How can food deserts be eliminated in america? why is it important?

Food deserts can be eliminated in America if the market would allow that the nutritious foods would be a whole lot cheaper, affordable and accessible to those people living in America in which will allow them to chose it more rather than desserts that are being served at a more expensive price. It is important to choose a more nutritious food than desserts because the healthy living will be a good chance to every individual in regards to their health and lifestyle.