It could be that you are more wired for anxiety than depression, though. My mother is much like that. She's always been fine on 5-6 hours of sleep. She's also g

It could be that you are more wired for anxiety than depression, though. My mother is much like that. She's always been fine on 5-6 hours of sleep. She's also good in stressful situations - as long as there is stuff for her to do. If she's stuck waiting, not so well. Anxiety is weird in that some of the symptoms overlap with depression.