Data #2

1. when I wake up on demand, I normally feel groggy & confused (as ever!) sometimes even with a sore head.
2. 23:00/00:00 - 07:30/08:00
3. Try to go to bed earlier by working the time out so I get about 8 hours sleep. e.g. If I have to get up at 06:00 I will go to bed at 22:00.
4. My phone or my alarm clock - beeping noise which I like the best
5. between 4-6