It's good to become knowledgable about his illness/condition. It is true that many health conditions are out of our control. I needed to look it up a little to understand. I read that the causes are from strokes and that epilepsy seems cross related (or common) with this condition.

Taking the path to alternative treatment such as he is makes a world of sense to me. Often times the alternative treatments help teach to manage stress. Stress in and off itself can be very physically triggering to most neurological disorders.

It's good that you are learning so much. No sense to make yourself sick over it with worry and lack of sleep and self care.