The first and third apply to TV, radio, podcasts, or possibly even reading. The second isn’t a guarantee (not conclusive for everyone) and can be solved with technology.
The real science here is practicing good sleep hygiene. Your phone is one of many things that can fuck with that; it’s only a small part of it.
Source please, I’m very guilty of this and would love to read up on it.
https://health.clevelandclinic.org/put-the-phone-away-3-reasons-why-looking-at-it-before-bed-is-a-bad-habit
The first and third apply to TV, radio, podcasts, or possibly even reading. The second isn’t a guarantee (not conclusive for everyone) and can be solved with technology.
The real science here is practicing good sleep hygiene. Your phone is one of many things that can fuck with that; it’s only a small part of it.
From OP’s link, other of the papers: https://journals.physiology.org/doi/full/10.1152/japplphysiol.01413.2009