If it’s not the right temperature then you will have difficulty falling asleep. If it’s too cold, obviously you’re going to shiver, if it’s too hot, then you’re going to sweat and you’re going to be very uncomfortable. If there’s too much light in the room, that’s a stimulant to your brain and you’re not going to be able to fall asleep. So you need to turn things off.
Well, other things you can do, to help you relax are, following, simple relaxation techniques that you can find in a yoga book or in a yoga video online. Another thing you can do is certain scents can help you fall asleep better, such as lavender.
What they refer to as white noise. Some people need that background noise so that it, everything else is cancelled out. Such as slamming the door or sirens from the outside. So that TV noise can cancel those big sounds out and they are able to fall asleep faster [for some].