unifiedtheory

the article has link to research measuring objective indicators

definitely. I was a 'night owl'. spent most of university awake at night. after implementing a strict 10 pm bedtime, I go to sleep in 5 minutes and sleep like a baby. then I wake up before 7 am with no alarm. 'night owl' indeed...

yes

exactly, thank you

exactly

it's about using it for improved focus and creativity, rather than the prevalence of the behaviour. people go for walks in parks for many reasons, without acknowledging the beneficial effects

fascinating experience and insight

good point, considering it