Headaches plague millions of people each year. The Headache Diary will help you to track, document and evaluate your headaches so that you will have an accurate record when seeking medical attention.When creating a new entry you have the ability to select the severity of the headache, what your symptoms are, what measures you took to find relief and what may have caused your headache. When you click on the button a list full of options will open up and allow you to select the one that applies to you.