+Gingivitis is an early stage of [gum disease](/wiki/gum-disease), characterized by [inflammation](/wiki/inflammation) of the gums. Often caused by bacterial plaque buildup, it can lead to redness and bleeding. With proper oral care, gingivitis is usually reversible.
+## See also
+- [Plaque](/wiki/plaque)
+- [Oral Hygiene](/wiki/oral-hygiene)
+- [Periodontitis](/wiki/periodontitis)