Question about Circadian Rythm

[Rasheed]

  Around 9:30 p.m. I start to feel sleepy. Is it because of the circadian rythm? Is 09:30 p.m. sleep time due to circadian rythm?

[Michael569]

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6123576/

Quite a comprehensive review on all aspects of CR and implication on health

[TrynaBeTurquoise]

What time do you wake up in the morning when you feel sleepy at 9:30pm? I would listen to your body and start to go to bed around 9:30 if you are feeling sleepy then.

[Rasheed]

11 hours ago, TrynaBeTurquoise said:

What time do you wake up in the morning when you feel sleepy at 9:30pm? I would listen to your body and start to go to bed around 9:30 if you are feeling sleepy then.

When I felt sleepy around 09:30 pm, I went to bed around 10:30 - 11:00 pm, and got up around 07:00 - 07:20 am. 

Is it caused by that?

13 hours ago, Michael569 said:

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6123576/

Quite a comprehensive review on all aspects of CR and implication on health

Thanks