One of the most common diseases in dentistry is a periodontal disease, which is caused by an infection of the tissues that hold your teeth in place. This is a common disease as many have poor brushing and flossing technique’s which causes plaque to build up and if not cleaned it will develop into tartar which can only be removed professionally by a dentist. Smokers are at a higher risk from this disease as well as people with diabetes and will suffer from bleeding gums, chewing problems and tooth loss at an early age. This disease is diagnosed by an examination of the gum or an x-ray can be done, if diagnosed dentist control the infection with a variety of treatments depending on the severity of the gum disease, also dentist will advise patients to change their lifestyle for example if they are smokers they will ask them to stop. To prevent chances of getting this disease you just need to make sure that you maintain healthy gums and teeth by brushing regularly and have regular dental check-ups.