As what you have observe a gum disease starts when there is an excessive build up of plaque and poor oral hygiene. That’s the time a gum infection occurs as bacteria or viruses invade and grow within a tissue. Sometimes there is almost always associated inflammation and it also refers to gum disease. The gum disease and infection didn’t choose to whom they can affect anyone at any age even children can have this condition. You can track back the causes why it happens. Those numerous factors that are gum infection occur may be possible to prevent. Just do your proper oral hygiene daily.