21/03/2026
This week marks International Headache Week, and March 21, 2026, is Cluster Headache Awareness Day, dedicated to raising awareness of one of the most painful conditions known to humankind: cluster headache.
Let’s stand together with people living with cluster headache and other headache disorders. The IHS remains committed to deepening understanding and moving headache medicine forward.
👉 Stay tuned to the IHS page throughout the week for a series of videos, educational posts, and expert insights.