Everyone is affected by their oral health. Good oral health is a key component to a healthy life because it affects how we eat, speak and how we relate to each other with confidence in our healthy smiles. Pain and infection that may arise from oral diseases can affect our capacity to function as full members of society. For example, if you are kept from going to school, or from getting a job because of the condition of your teeth and mouth, then it may have economic and social impacts in your life. In some extreme cases, oral diseases.