Yes, it's perfectly fine to leave a regular conditioner in the hair overnight. Just be sure to rinse it out thoroughly in the morning.
About 5 - 10 minutes
No. It will burn your hair.
no
I guess! Depends what hair color you have!
It is not recommended to leave regular conditioner in your hair overnight as it may lead to product build-up, weigh down your hair, and even cause potential scalp issues. It's best to follow the instructions on the product label for the recommended leave-in time.
Your hair will fall out so make sure you wash it out because its not good for you.
Wash your hair as you mormally would.Rub Almond or coconut oil in it. Leave it overnight in a shower-cap. Do not wash your hair after that until the next day.
(This is only if you have long enough hair.) After having a shower or bath, plat your hair and leave it overnight. In the morning take out the plats and your hair will be curly! If your hair is too short, just use curlers.
mayo
Human hair can not grow visibly longer overnight, sorry.
no, but it can repair really damaged hair