Thus her hubby gave the doctor a call and the doctor summoned them instantly. It turned out theta he had massive cell arteritis. The doctor said that had she waited any more a stroke could have happened. This story is a caution that occasionally there is more to a headache than simply a headache. It could be a premature warning indication of more complex and serious health issues that include infection, stroke / high blood pressure. Below, are some key facts associated with the question why am I getting a headache every day?