Resource Key

When accessing content use the numbers below to guide you:

LEVEL 1

brief, basic information laid out in an easy-to-read format. May use informal language. (Includes most news articles)

LEVEL 2

provides additional background information and further reading. Introduces some subject-specific language.

LEVEL 3

lengthy, detailed information. Frequently uses technical/subject-specific language. (Includes most analytical articles)

Linked Databases

Britannica Schools
Britannica School covers the core subject areas of English, Maths, Science and History. Interactive lessons, activities, games, stories, worksheets, manipulatives, study guides and research tools.

Gum Disease

National Institute of Dental and Craniofacial Research. (2014). Periodontal (Gum) Disease: Causes, Symptoms, and Treatments. Retrieved from http://www.nidcr.nih.gov/oralhealth/Topics/GumDiseases/PeriodontalGumDisease.htm
If you have been told you have periodontal (gum) disease, you’re not alone. Many adults in the U.S. currently have some form of the disease. Periodontal diseases range from simple gum inflammation to serious disease that results in major damage to the soft tissue and bone that support the teeth. In the worst cases, teeth are lost.
Victoria State Government. (2016). Gum disease. Retrieved from https://www.betterhealth.vic.gov.au/health/conditionsandtreatments/gum-disease
Most people will have gum disease at some time in their life. Some of the common signs of gum disease are gums that are red, puffy or bleed.
American Academy of Periodontology. (2015). Gum Disease Information. Retrieved from https://www.perio.org/consumer/gum-disease.htm
Untreated gingivitis can advance to periodontitis and can eventually lead to tooth loss and other health problems.
WebMD. (2016). Gingivitis and Periodontal Disease (Gum Disease). Retrieved from http://www.webmd.com/oral-health/guide/gingivitis-periodontal-disease
Periodontitis, also generally called gum disease or periodontal disease, begins with bacterial growth in your mouth and may end - if not properly treated - with tooth loss due to destruction of the tissue that surrounds your teeth.
TeenHealth from Nemours. (2016). Gum disease. Retrieved from http://kidshealth.org/en/teens/gum-disease.html
Do you think gum disease is something that only happens to people your grandparents' age? Think again! Teens can get gum disease too, and it can cause problems from the simply embarrassing (like bad breath) to the serious — like pain and tooth loss (which is both embarrassing and serious!).
New York Times - Health Guide. (2016). Periodontitis. Retrieved from http://www.nytimes.com/health/guides/disease/periodontitis/overview.html
Periodontitis is inflammation and infection of the ligaments and bones that support the teeth.
Paradox, P., Odle, T. G., Costello, A. M., & Newton D. E. (2014). Gum disease. In L, Fundukian (Ed.), The Gale Encyclopedia of Alternative Medicine. Farmington Hills, MI: Gale.
Gum disease, also called periodontal disease, is defined as the inflammation of the structures that surround and support the teeth.
Lohr, J. T., & Davidson, R. (2010). Gum disease. In Gale Health Collection. Detroit: Gale.
Gum disease, also called periodontal disease (periodontal means "around the teeth"), is a term for a group of diseases that affect the tissues that support and anchor the teeth.
Dentistry. (2016). In Encyclopædia Britannica. Retrieved from http://school.eb.com.au/levels/middle/article/273967#234196.toc
Dental disease can affect a person’s general health, and, conversely, illness can cause oral problems. Periodontal diseases are infections of the gingivae, or gums, and underlying structures. They are more common in adults. One of the main causes of gum disease is the buildup of dental plaque on the teeth
Wortel, J. P. (2016). Periodontitis. In World Book student. Retrieved from http://www.worldbookonline.com/student/article?id=ar423390
Periodontitis is a disease of the gums and of the bone that supports the teeth in their sockets. Periodontitis is the chief cause of tooth loss after age 35.
Wortel, J. P. (2016). Teeth. In World Book student. Retrieved from http://www.worldbookonline.com/student/article?id=ar549500&sc=-1#h23#tab=homepage
Periodontal diseases are caused chiefly by the build-up of plaque and calculus between the gums and teeth.