Research indicates that using electronic devices before bed may make it difficult for people to fall asleep. the light appears to interfere with the body’s ability to create this hormone, which is responsible for sleep and wake cycles.

ia. mver.y..sor .r..yinee..i am.ina.rush.pleas eforg.ive   meiknowiama. nas.s holei apalo.gize

age might have something to do with behavior depending on the age because not everyone who is the same age acts the same like 2 year olds could have bad behavior but some won't.

i hope this : )