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Several things may cause a sore tongue including trauma such as biting or burning the tongue, smoking cigarettes, or having a canker sore on the tongue, according to WebMD. The tongue can also get sore from anemia, diabe... More »

Leukoplakia, oral thrush or candidiasis, oral lichen planus, or vitamin deficiencies can cause tongue lesions, according to WebMD. Lesions can also be the result of geographic tongue, scarlet fever or Kawasaki syndrome. More »

Canker sores and cold sores, which are also known as fever blisters, are common types of lip sores, notes WebMD. Canker sores are sometimes called aphthous ulcers. More »

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A canker sore can be on the tongue, according to WebMD. A canker sore can also be on the inside of the cheek or lip. More »

Healthline says that biting the tongue can lead to white sores, and canker sores are also white sores that occur for no apparent reason. According to WebMD, there are several causes for white spots on the tongue: leukopl... More »

The common causes of red patches on the tongue are deficiency in B vitamins, geographic tongue, scarlet fever and Kawasaki syndrome, according to WebMD. Canker sores cause shallow ulcers that have a red margin. More »

According to Banner Health, cellulitis and circulation problems, also known as venous insufficiency or venous hypertension, can cause the lower legs to turn red. Circulation problems lead to a variety of conditions that ... More »