I never feel stressed around finals. It's more like a marathon, compared to the sprint that is a regular exam. I have no real obligations other than to study . . . and keep on studying. I'm not usually sleep-deprived because I have all the daylight hours to study without juggling other activities like class and work. The stress must be there somewhere, though, because I frequently am visited by strange, vivid dreams during finals.
Last week I dreamed that one of my classmates had a swollen head, and I had to come up with a list of differential diagnoses as to why. I came up with: