The pain in the biting muscle area of the right cheek may be related to the usual dietary habits, or it may be due to the development of temporomandibular joint disorder syndrome, wisdom teeth pericoronitis and other diseases. 1. Dietary habits, if you don’t pay attention to your personal diet in your normal life, and often chew too hard food, it may lead to muscle damage, so this symptom will appear. 2. Temporomandibular Joint Disorder Syndrome (TMJDS), some patients with TMJDS may experience obvious pain in the joints and corresponding muscle groups, as well as popping, limited mouth opening and other reactions. 3. Wisdom tooth pericoronitis, some patients with wisdom tooth pericoronitis may lead to inflammation of the soft tissues around the crown of the tooth, which may cause pain in the biting muscle of the right cheek. If the pain occurs repeatedly, it is recommended to consult a doctor in time for examination and treatment.