Answer:
It's in your hand though you can not feel it. Only you and time can reveal it.
Give it food and it will live, give it water and it will die.
Hard to catch, easy to hold. Can't be seen, unless it's cold
What is weightless but it needs two person to hold it?
My children are near and far. No matter that I know where they are. The gift I give them make their day. But if I were gone they would wander away.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?