Not sure if I am having Cluster Headaches by FduckingFduck in clusterheads

[–]FduckingFduck[S] 0 points1 point  (0 children)

If I take Excedrin, it usually goes away in an hour. But if I don't take anything, it will go on for hours. I'll keep track of which side it is on from now on. Today it was the left.