Question

Is it necessary to put light on when we sleep?

Answer 1

No, it is not necessary as it depends on each person, as somme doesn't sleep in complete dark room

Answer 2

hey feiend
No it is not necessary to put the light on when we sleep

It depends upon each person, he/she fear with the darkness or not he/she has nightblindness or not

so it is not necessary that pit light on

hope it helps you