The Headache Calendar is an iPhone application designed to help you track and manage your headaches and migraines. Developed by KBB Medic AS, in collaboration with medical professionals, this app provides users with an overview of their headaches and how they develop over time.

With the Headache Calendar, you can easily record your headache episodes and medication use, allowing you to receive specific tailored advice based on your registrations. The app also offers a headache chart that visually displays trends in your headaches, helping you identify patterns and triggers.

Whether you're looking to better understand your headaches or seeking ways to reduce their frequency and severity, the Headache Calendar is a valuable tool for managing your headache and migraine symptoms.