It might be that your internal diurnal clock is cocked up.
Many people who struggle with a normal working hours schedule find out that their internal biologic "day clock" counts 1 day as like 27 or 30 hours or something.
That is to say, left to their own devices, without external cues or pressures, they would rise naturally at the same point in a 30-hour cycle.
The clock mismatch is congenital, and permanent barring some sort of neurologic disaster. These people struggle their whole lives with chronic sleep deprivation, it's like living with jet lag every day for the rest of your life. There's measures you can take to learn to cope with it. You can use artificial sun-spectrum lights to try and coax your body to feel wakeful during normal day hours, sleepy at night. There's melatonin, which isn't proven to do much for you after the first few nights. There's night shift work, which oddly enough is a good fit for people with this problem, even though they rarely ever see more than a few hours of sunlight a day. Maybe for people who are at their sharpest at 10 pm, it makes sense.
If you can't work nights, or your career choice is overwhelmingly one of conventional working hours, you get to suck it up and hope you catch up at some point.
Crunkatog on ESO
Bart331 balance suggestion: aztec: remove civ
Voltiguer: Ender, Sioux in 1.04 will be a top civ, no matter how many layers of Sioux goggles you put on
schildpad on Elephants: ...their mansabdar unit sucks so hard it looks like a black hole
Crunkatog on Steam.