A sore tongue may be painful on the tip, back, or sides. Common causes include injuries, infections, and underlying medical ...

The sore may easily bleed if irritated or if you accidentally bite it. Oropharyngeal tongue cancer — medically known as oropharyngeal squamous cell carcinoma of the tongue — develops in the back ...

Instead, these "tongue pimples" are bumps that can occur for a variety of reasons ranging from harmless to more serious. Lingual papillitis, commonly referred to as lie bumps, is a common ailment.