Explore the common causes of right side headache and learn how to manage the pain with effective remedies and medical advice. Persistent right-sided headaches can have various causes, ranging from benign conditions to more serious underlying health issues. Identifying the root cause of a persistent headache on the right side of the head is crucial for proper diagnosis and treatment. A right-sided headache is typically caused by a blow to the head, migraine, ear infections, or temporomandibular dysfunction. More serious causes are glaucoma and brain tumors. What to do will depend on the cause of the headache. Learn more about treatment and when to see a doctor Discover the common causes, symptoms, and treatments for a right side headache. Learn what waking up with a headache on the right side of the head may indicate and how to find relief.