It’s not unusual to experience a headache on just the right side of your head. Several types of headaches, like migraine and cluster headaches, cause unilateral (one-sided) pain. A right-sided ...

When you have dermatitis in your scalp, it causes inflammation that can irritate the nerves in that area, leading to pain, ...

Different headache types can cause pain on the left side of the head. The pain usually isn’t cause for worry. But if the pain is intense or doesn’t go away, there may be a more serious cause.