I was getting daily head pain that hung around for hours - right behind my eyes. I used my Deep Relief Roll-On and M-Grain Essential Oil blends generously. They helped, but I still needed some OTC stuff to get through the work day. This went on for weeks. I thought it was stress. I thought I was suffering with insomnia from perimenopause (might have played a role). I was hoping it was not something shockingly serious that I needed a specialist for. I couldn't figure ou