Website terms
Last updated: 28 October 2026
Information, not medical advice
Pages, calculators and templates on headachediary.net help you record and understand your headaches. They do not diagnose, treat or replace a consultation with a doctor. Do not start, stop or change a medicine because of a result on this site without medical advice.
Calculators
Results depend on the numbers you enter. Limits and scores follow the published criteria named on each page and in How the tools calculate. The tools are provided as is, without warranty.
Diary template
You may print and copy the diary template for personal use and for use with your doctor.
Content
Text and graphics on this site belong to Pavel Iatskevich. Quoting short passages with a link to the source page is allowed.
Changes
These terms may change. The date at the top shows the latest revision.