Oddly, I find 8 hours of sleep is the worst for me. I do vastly better on 6 or 10 hours of sleep. So there may be multiple optimums, and not necessarily following an intuitive pattern.
Oddly, I find 8 hours of sleep is the worst for me. I do vastly better on 6 or 10 hours of sleep. So there may be multiple optimums, and not necessarily following an intuitive pattern.