A diet chart is basically a guideline of what you should/should not eat. A wide range of disorders in the body can originate from making the wrong choices with respect to food. Lifestyle disorders like diabetes and obesity are prime examples what eating the wrong type of food can do.

Eating unhealthy food and lack of physical activity are major risk factors for various diseases. There is no one such particular food item that can provide entire nutrition to our body for optimum functioning, so in order to have a balanced diet we need to have a variety of foods to ensure that we get all the nutrients in optimum quantity.